1. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 22.82
Dealer: Alibris, Dream Books Co. via Alibris
Description: Churchill Livingstone 1989 Hardcover Good 

2. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 23.30
Dealer: Alibris, GoodwillVSB via Alibris
Description: Churchill Livingstone 1989 Hard cover Fair The book is 100% readable but visibly worn, and damaged. This may include stains, tears, rips, folded pages, binding damage, dents, scuffs, scratches and sticker residue. The book also may contain heavy highlighting and notes. Please ask for photos as our books are donations and may not contain above mentioned defects. 

3. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 23.31
Dealer: Alibris, GW Spokane Books via Alibris
Description: Churchill Livingstone 1989 Hard cover Condition: GOOD-Used with some wear from use. May include stickers on cover, missing or wear to dustcover, inside cover, spine, slight curled corners, stains, and wear to the fore edge. All orders ship via UPS Mail Innovations-can take up to 14 business days from first scan to be delivered. STUDENT edition textbook. The cover has little markings, dings, and wear. Corners have dings and wear. Some stains on the covers. The pages show little markings, dings and wear. Some stains on the page and page edges. 

4. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAcNanjing Giovanni 
Price: USD 23.31
Dealer: Biblio, Goodwill Industries of the Inland Northwest
Description: UsedGood. Condition: GOOD - Used with some wear from use. May include stickers on cover, missing or wear to dustcover, inside cover, spine, slight curled corners, stains, and wear to the fore edge. All orders ship via UPS Mail Innovations - can take up to 14 business days from first scan to be delivered. STUDENT edition textbook. The cover has little markings, dings, and wear. Corners have dings and wear. Some stains on the covers. The pages show little markings, dings and wear. Some stains on the page and page edges. ISBN 0443039801 9780443039805 [US] 

5. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 23.31
Dealer: Abebooks, Goodwill Industries
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Condition: GOOD - Used with some wear from use. May include stickers on cover, missing or wear to dustcover, inside cover, spine, slight curled corners, stains, and wear to the fore edge. All orders ship via UPS Mail Innovations - can take up to 14 business days from first scan to be delivered. STUDENT edition textbook. The cover has little markings, dings, and wear. Corners have dings and wear. Some stains on the covers. The pages show little markings, dings and wear. Some stains on the page and page edges. [Spokane, WA, U.S.A.] [Publication Year: 1989]  

6. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 23.32
Dealer: Alibris, Goodwill Books via Alibris
Description: Churchill Livingstone 1989 Hard cover Fairly worn, but readable and intact. If applicable: Dust jacket, disc or access code may not be included. 

7. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 23.32
Dealer: Abebooks, HPB-Red
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Connecting readers with great books since 1972! Used textbooks may not include companion materials such as access codes, etc. May have some wear or writing/highlighting. We ship orders daily and Customer Service is our top priority! [Dallas, TX, U.S.A.] [Publication Year: 1989]  

8. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 23.81
Dealer: Alibris, HPB-Red via Alibris
Description: Churchill Livingstone 1989 Hardcover Good Connecting readers with great books since 1972! Used textbooks may not include companion materials such as access codes, etc. May have some wear or writing/highlighting. We ship orders daily and Customer Service is our top priority! 

9. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 23.81
Dealer: Abebooks, Goodwill Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Fairly worn, but readable and intact. If applicable: Dust jacket, disc or access code may not be included. [Hillsboro, OR, U.S.A.] [Publication Year: 1989]  

10. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 26.19
Dealer: Abebooks, Goodwill Industries of VSB
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover The book is 100% readable but visibly worn, and damaged. This may include stains, tears, rips, folded pages, binding damage, dents, scuffs, scratches and sticker residue. The book also may contain heavy highlighting and notes. Please ask for photos as our books are donations and may not contain above mentioned defects. [Oxnard, CA, U.S.A.] [Publication Year: 1989]  

11. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 27.31
Dealer: Abebooks, Dream Books Co.
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Minimal signs of wear. Corners and cover may show wear. May contain highlighting and or writing. May be missing dust jacket. May not include supplemental materials. May be a former library book. [Denver, CO, U.S.A.] [Publication Year: 1989]  

12. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 32.13
Dealer: Abebooks, SecondSale
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc. [Montgomery, IL, U.S.A.] [Publication Year: 1989]  

13. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Giovanni Maciocia CAcNanjing 
Price: USD 36.13
Dealer: Biblio, Ergodebooks
Description: Churchill Livingstone, Date: 1989-09-04. Hardcover. Used: Good. 1989. Churchill Livingstone ISBN 0443039801 9780443039805 [US] 

14. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Giovanni Maciocia CAc(Nanjing) 
Price: USD 36.13
Dealer: Abebooks, Ergodebooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover [Houston, TX, U.S.A.] [Publication Year: 1989]  

15. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Giovanni Maciocia, 
Price: USD 38.48
Dealer: AbebooksUK, Book Souk
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone, Edinburgh, London, Madrid, Melbourne, New York and Tokyo] Hardcover First Edition 1,370 grams. [Porstoy, United Kingdom] [Publication Year: 2000]  

16. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAcNanjing Giovanni 
Price: USD 40.00
Dealer: Biblio, Sunshine State Books
Description: Churchill Livingstone, Date: 1989-09-18. hardcover. Acceptable. 7x2x10. Hardback--cover shows slight wear--nae on inside cover--foxing on page edge--highlighting throughout otherwise good condition 1989. Churchill Livingstone ISBN 0443039801 9780443039805 [US] 

17. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 40.00
Dealer: Abebooks, Sunshine State Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Hardback--cover shows slight wear--nae on inside cover--foxing on page edge--highlighting throughout otherwise good condition [Lithia, FL, U.S.A.] [Publication Year: 1989]  

18. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 43.00
Dealer: Abebooks, GoldBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Very Good Copy. Customer Service Guaranteed [Denver, CO, U.S.A.] [Publication Year: 1989]  

19. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 45.54
Dealer: AbebooksUK, Pieuler Store
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover 100% Customer Satisfaction Guaranteed ! The book shows some signs of wear from use but is a good readable copy. Cover in excellent condition. Binding tight. Pages in great shape, no tears. Not contain access codes, cd, DVD. [Suffolk, United Kingdom] [Publication Year: 1989]  

20. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 45.84
Dealer: Alibris, Pieuler LLC via Alibris
Description: Edinburgh, Scotland Churchill Livingstone 1989 Hard cover Good. Sewn binding. Cloth over boards. 528 p. 

21. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 46.51
Dealer: Abebooks, Books Unplugged
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Buy with confidence! Book is in good condition with minor wear to the pages, binding, and minor marks within [Amherst, NY, U.S.A.] [Publication Year: 1989]  

22. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 46.66
Dealer: Abebooks, Byrd Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover In Used Condition [Austin, TX, U.S.A.] [Publication Year: 1989]  

23. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 46.89
Dealer: ZVAB, WorldofBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged. [Goring-By-Sea, WS, United Kingdom] [Publication Year: 1989]  

24. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Giovanni 
Price: USD 49.20
Dealer: Biblio, World of Books Ltd
Description: Hardback. Very Good. ISBN 0443039801 9780443039805 [GB] 

25. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 49.35
Dealer: ZVAB, WeBuyBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Most items will be dispatched the same or the next working day. [Rossendale, LANCS, United Kingdom] [Publication Year: 1989]  

26. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 50.02
Dealer: AbebooksUK, WorldofBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover The book has been read, but is in excellent condition. Pages are intact and not marred by notes or highlighting. The spine remains undamaged. [Goring-By-Sea, WS, United Kingdom] [Publication Year: 1989]  

27. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Giovanni Maciocia Cac(Nanjing) 
Price: USD 51.00
Dealer: Alibris, Found Books via Alibris
Description: Churchill Livingstone 1989-01-01 Hardcover Good 0443039801. 

28. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Giovanni Maciocia CAc(Nanjing) 
Price: USD 51.00
Dealer: Abebooks, Lost Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone 1989-01-01] Hardcover 0443039801 [AUSTIN, TX, U.S.A.] [Publication Year: 1989]  

29. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 51.39
Dealer: Abebooks, LibraryMercantile
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover [Humble, TX, U.S.A.] [Publication Year: 1989]  

30. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 52.65
Dealer: AbebooksUK, WeBuyBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Most items will be dispatched the same or the next working day. [Rossendale, LANCS, United Kingdom] [Publication Year: 1989]  

31. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 55.71
Dealer: Abebooks, Books of the Smoky Mountains
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Gently used book with ongoing seller support until you're fully satisfied with your purchase. [Del Rio, TN, U.S.A.] [Publication Year: 1989]  

32. The Foundations Of Chinese Medicine by Giovanni Maciocia & Cac Nanjing
by Giovanni Maciocia 
Price: USD 55.95
Dealer: Biblio, BooksEntirely
Description: This book is in very good condition and ready for quick shipment ISBN 0443039801 9780443039805 [US] 

33. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAcNanjing Giovanni 
Price: USD 59.95
Dealer: Biblio, Book Focus
Description: Churchill Livingstone, Date: 1989-09-18. Hardcover. Good. (NB103 MAY26R2AL) hardcover issued without dust jacket, pictorial boards, light edge/point wear, light scuffing, has underlining or highlighting within 1989. Churchill Livingstone ISBN 0443039801 9780443039805 [US] 

34. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 67.58
Dealer: ZVAB, Chapter 1
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover The boards boards are edge rubbed with a knocked spine and knocked corners. The binding is secure. Spotting on the end papers. The pages are lightly browned, there are no inscriptions or annotations. Heavy, extra postage required unless posted within South Africa. JHK. Our orders are shipped using tracked courier delivery services. [Johannesburg, GAU, South Africa] [Publication Year: 1993]  

35. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Giovanni 
Price: USD 70.00
Dealer: Biblio, Chapter 1 Books
Description: Churchill Livingstone, Date: 1993. hardcover. Good/No Jacket. 9x7x1. The boards boards are edge rubbed with a knocked spine and knocked corners. The binding is secure. Spotting on the end papers. The pages are lightly browned, there are no inscriptions or annotations. Heavy, extra postage required unless posted within South Africa. JHK.. Our orders are shipped using tracked courier delivery services. 1993. Churchill Livingstone ISBN 0443039801 9780443039805 [ZA] 

36. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 70.00
Dealer: Abebooks, Chapter 1
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover The boards boards are edge rubbed with a knocked spine and knocked corners. The binding is secure. Spotting on the end papers. The pages are lightly browned, there are no inscriptions or annotations. Heavy, extra postage required unless posted within South Africa. JHK. Our orders are shipped using tracked courier delivery services. [Johannesburg, GAU, South Africa] [Publication Year: 1993]  

37. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 71.58
Dealer: Abebooks, Wizard Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Used [Long Beach, CA, U.S.A.] [Publication Year: 1989]  

38. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 74.95
Dealer: Alibris, Ageless Pages via Alibris
Description: Churchill Livingstone 1995 Hard Cover Very Good. No Jacket Some underlining and highlighting. This comprehensive and scholarly work presents an explanation of the theories of Chinese Medicine in relation to clinical practice, as well as information on creative adaptation of Chinese Medicine theory to Western clinical conditions. The author combines scholarship with a readable style and well-structured content that can be read through or used as an easy clinical reference. By including the clinical use of over 200 acupuncture points and discussing many previously neglected aspects of Chinese Medicine, this is the most-detailed and comprehensive textbook of Chinese Medicine available in English! 

39. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 74.95
Dealer: Abebooks, Ageless Pages
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Some underlining and highlighting. This comprehensive and scholarly work presents an explanation of the theories of Chinese Medicine in relation to clinical practice, as well as information on creative adaptation of Chinese Medicine theory to Western clinical conditions. The author combines scholarship with a readable style and well-structured content that can be read through or used as an easy clinical reference. By including the clinical use of over 200 acupuncture points and discussing many previously neglected aspects of Chinese Medicine, this is the most-detailed and comprehensive textbook of Chinese Medicine available in English! [Cottonwood, AZ, U.S.A.] [Publication Year: 1995]  

40. The Foundations of Chinese Medicine a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia, Giovanni 
Price: USD 90.00
Dealer: Alibris, Always Superior Books via Alibris
Description: Churchill Livingstone 2004 Hardback Fine in No Dw as Issued jacket Book 

41. The Foundations of Chinese Medicine A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Giovanni 
Price: USD 90.00
Dealer: Biblio, Always Superior Books
Description: Churchill Livingstone, Date: 2004. 5th or later Printing. Hardback. Fine/No Dw as Issued. 2004. Churchill Livingstone ISBN 0443039801 9780443039805 [US] 

42. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 114.97
Dealer: Abebooks, Hafa Adai Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover [Moncks Corner, SC, U.S.A.] [Publication Year: 1989]  

43. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists Maciocia Cac(Nanjing), Giovanni
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 125.00
Dealer: Alibris, Broad Street Books via Alibris
Description: Churchill Livingstone 1989-09-18 Hardcover Like New Glossy pictorial boards, Book is in excellent condition, text is unmarked and pages are tight. 

44. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists Maciocia CAcNanjing Giovanni
by Maciocia CAcNanjing Giovanni 
Price: USD 125.00
Dealer: Biblio, Broad Street Books
Description: Churchill Livingstone, Date: 1989-09-18. Hardcover. Like New. Glossy pictorial boards, Book is in excellent condition, text is unmarked and pages are tight. 1989. Churchill Livingstone ISBN 0443039801 9780443039805 [US] 

45. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists Maciocia CAc(Nanjing), Giovanni
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 125.00
Dealer: Abebooks, Broad Street Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover Glossy pictorial boards, Book is in excellent condition, text is unmarked and pages are tight. [Branchville, NJ, U.S.A.] [Publication Year: 1989]  

46. The Foundations of Chinese Medicine: a Comprehensive Text for Acupuncturists and Herbalists
by Maciocia Cac(Nanjing), Giovanni 
Price: USD 143.49
Dealer: Alibris, GridFreed via Alibris
Description: Churchill Livingstone 1989-09-18 Hardcover New Size: 20x124x160; New. In shrink wrap. Looks like an interesting title! 

47. THE FOUNDATIONS OF CHINESE MEDIC
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 143.49
Dealer: Abebooks, BennettBooksLtd
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover New. In shrink wrap. Looks like an interesting title! 2.81 [North Las Vegas, NV, U.S.A.] [Publication Year: 1989]  

48. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 143.92
Dealer: Abebooks, GoldenWavesOfBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover New. Fast Shipping and good customer service [Fayetteville, TX, U.S.A.] [Publication Year: 1989]  

49. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 144.95
Dealer: Abebooks, GoldBooks
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover New Copy. Customer Service Guaranteed [Denver, CO, U.S.A.] [Publication Year: 1989]  

50. The Foundations of Chinese Medicine: A Comprehensive Text for Acupuncturists and Herbalists
by Maciocia CAc(Nanjing), Giovanni 
Price: USD 145.09
Dealer: Abebooks, Front Cover Books
Description: ISBN10: 0443039801, ISBN13: 9780443039805, [publisher: Churchill Livingstone] Hardcover [Denver, CO, U.S.A.] [Publication Year: 1989]