1. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
Price: USD 1.99
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Description: Dover Publications 1992 Revised ed. Trade paperback Good Good Condition. 

2. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
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Description: Dover Publications 1992 Revised ed. Softcover Fair Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less. 

3. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
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4. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by GÃ del, Kurt 
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5. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
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Description: Dover Publications 1992 Revised ed. paperback Very good Binding and spine tight. Nice copy, with little to no wear. No apparent marks throughout this book. No creasing to cover and spine. Tracking available on most domestic orders. 

6. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by GÃ del, Kurt 
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7. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
Price: USD 4.99
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Description: Dover Publications 1992 Revised ed. Trade paperback Good Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. 

8. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
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Description: Dover Publications 1992 Revised ed. Paperback Very good Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! 

9. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
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Description: Dover Publications 1992 Revised ed. Paperback Very good Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! 

10. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel Kurt 
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Description: Dover Publications. Used - Good. Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. Dover Publications ISBN 0486669807 9780486669809 [US] 

11. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by GÃ del, Kurt 
Price: USD 4.99
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Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority! [Dallas, TX, U.S.A.] [Publication Year: 1992]  

12. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
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Description: Dover Publications 1992 Revised ed. paperback 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! 

13. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by GÃ del, Kurt 
Price: USD 5.00
Dealer: Abebooks, HPB-Red
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover 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: 1992]  

14. On Formally Undecidable Propositions of Principia Mathematica and Related Systems (Dover Books on MaTHEMA 1.4tics)
by Godel, Kurt 
Price: USD 5.41
Dealer: ZVAB, WorldofBooks
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover 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: 1992]  

15. On Formally Undecidable Propositions of 'Principia Mathematica' and Related Systems: viii (Dover Books on MaTHEMA 1.4tics)
by Godel, Kurt  
Price: USD 5.67
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Description: Used - isbn: 0486669807 - isbn13: 9780486669809 Dover Publications Inc  

16. On Formally Undecidable Propositions of Principia Mathematica and Related Systems Dover Books on MaTHEMA 14tics 1. 4t
by Godel Kurt 
Price: USD 5.75
Dealer: Biblio, World of Books Ltd
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17. On Formally Undecidable Propositions of Principia Mathematica and Related Systems Dover Books on MaTHEMA 14tics 1. 4t
by Godel Kurt 
Price: USD 5.75
Dealer: Biblio, World of Books Ltd
Description: Paperback. Very Good. ISBN 0486669807 9780486669809 [GB] 

18. On Formally Undecidable Propositions of Principia Mathematica and Related Systems (Dover Books on MaTHEMA 1.4tics)
by Godel, Kurt 
Price: USD 5.85
Dealer: AbebooksUK, WorldofBooks
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover 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: 1992]  

19. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by G?del, Kurt 
Price: USD 5.97
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Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc. [Montgomery, IL, U.S.A.] [Publication Year: 1992]  

20. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gdel, Kurt 
Price: USD 6.00
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Description: Dover Publications 1992 Revised ed. Trade paperback Very good Very well kept copy, unmarked pages, tight binding, minimal wear. Fast Shipping-Safe and Secure Bubble Mailer! 

21. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gdel, Kurt 
Price: USD 6.00
Dealer: Abebooks, Best and Fastest Books
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Very well kept copy, unmarked pages, tight binding, minimal wear. Fast Shipping - Safe and Secure Bubble Mailer! [Wantage, NJ, U.S.A.] [Publication Year: 1992]  

22. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel, Kurt 
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23. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel, Kurt 
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Dealer: Abebooks, Better World Books
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications, Incorporated] Softcover Used book that is in clean, average condition without any missing pages. [Mishawaka, IN, U.S.A.] [Publication Year: 1992]  

24. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by G�del, Kurt 
Price: USD 6.57
Dealer: ZVAB, Wonder Book
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. [Frederick, MD, U.S.A.] [Publication Year: 1992]  

25. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by G�del, Kurt 
Price: USD 6.89
Dealer: Abebooks, Wonder Book
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. [Frederick, MD, U.S.A.] [Publication Year: 1992]  

26. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Godel 
Price: USD 7.20
Dealer: Biblio, Ergodebooks
Description: Dover Publications, Date: 1992-04-01. Paperback. Used: Good. 1992. Dover Publications ISBN 0486669807 9780486669809 [US] 

27. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel Kurt 
Price: USD 7.58
Dealer: Biblio, Better World Books
Description: Dover Publications, Incorporated. Used - Good. Used book that is in clean, average condition without any missing pages. Dover Publications, Incorporated ISBN 0486669807 9780486669809 [US] 

28. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel Kurt 
Price: USD 7.58
Dealer: Biblio, Better World Books
Description: Dover Publications, Incorporated. Used - Very Good. Former library book; may include library markings. Used book that is in excellent condition. May show signs of wear or have minor defects. Dover Publications, Incorporated ISBN 0486669807 9780486669809 [US] 

29. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel Kurt 
Price: USD 7.59
Dealer: Biblio, Mediaoutletdeal1
Description: Dover Publications, Date: 1992-04-01. Paperback. New. 1992. Dover Publications ISBN 0486669807 9780486669809 [US] 

30. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Godel 
Price: USD 7.68
Dealer: Biblio, ThriftBooks
Description: Dover Publications, Incorporated, Date: 1992. Paperback. Acceptable. Disclaimer:A readable copy. All pages are intact, and the cover is intact. Pages can include considerable notes-in pen or highlighter-but the notes cannot obscure the text. At ThriftBooks, our motto is: Read More, Spend Less.Dust jacket quality is not guaranteed. 1992. Dover Publications, Incorporated ISBN 0486669807 9780486669809 [US] 

31. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by GÃ del, Kurt 
Price: USD 7.68
Dealer: Abebooks, ThriftBooks-Atlanta
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less 1.2 [AUSTELL, GA, U.S.A.] [Publication Year: 1992]  

32. On Formally Undecidable Propositions of Principia Mathematica and
by Gödel, Kurt 
Price: USD 7.78
Dealer: Abebooks, Hawking Books
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Very Good Condition. Has some wear. Five star seller - Buy with confidence! [Edgewood, TX, U.S.A.] [Publication Year: 1992]  

33. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel Kurt 
Price: USD 8.42
Dealer: Biblio, Mediaoutletdeal1
Description: Dover Publications, Date: 1992-04-01. Paperback. Like New. 1992. Dover Publications ISBN 0486669807 9780486669809 [US] 

34. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel Kurt 
Price: USD 8.78
Dealer: Biblio, Better World Books
Description: Dover Publications, Incorporated. Used - Very Good. Used book that is in excellent condition. May show signs of wear or have minor defects. Dover Publications, Incorporated ISBN 0486669807 9780486669809 [US] 

35. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
Price: USD 8.96
Dealer: Abebooks, Book Deals
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Good condition. This is the average used book, that has all pages or leaves present, but may include writing. Book may be ex-library with stamps and stickers. [Tucson, AZ, U.S.A.] [Publication Year: 1992]  

36. On Formally Undecidable Propositions of Principia Mathematica and Related Systems (Dover Books on Mathematics)
by Godel, Kurt 
Price: USD 9.31
Dealer: ZVAB, Cambridge Rare Books
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover 1992-04-01. Dover Publications Inc. Paperback. VERY GOOD [Cambridge, GLOUC, United Kingdom] [Publication Year: 1992]  

37. On formally undecidable propositions of principia mathematica and related systems
by Kurt Godel 
Price: USD 10.00
Dealer: ZVAB, Biblioteca di Babele
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications, NEW YORK] Softcover INGLESE Brossura editoriale in cartoncino semirigido lucido. Buonissimo lo stato di conservazione, pagine perfettamente tenute, velate da tonalità seppia, come i tagli, con alcune formule e calcoli, nel testo. Traduzione dal tedesco in inglese di B. Meltzer. Introduzione di R. B. Braithwaite. Numero pagine 72. [Tarquinia, VT, Italy] [Publication Year: 1992]  

38. On Formally Undecidable Propositions of Principia Mathematica and Related Systems (Dover Books on Mathematics)
by Godel, Kurt 
Price: USD 10.07
Dealer: AbebooksUK, Cambridge Rare Books
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover 1992-04-01. Dover Publications Inc. Paperback. VERY GOOD [Cambridge, GLOUC, United Kingdom] [Publication Year: 1992]  

39. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by G?del, Kurt 
Price: USD 10.60
Dealer: AbebooksUK, Pieuler Store
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover 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: 1992]  

40. On formally undecidable propositions of principia mathematica and related systems
by Kurt Godel 
Price: USD 11.14
Dealer: Abebooks, Biblioteca di Babele
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications, NEW YORK] Softcover INGLESE Brossura editoriale in cartoncino semirigido lucido. Buonissimo lo stato di conservazione, pagine perfettamente tenute, velate da tonalità seppia, come i tagli, con alcune formule e calcoli, nel testo. Traduzione dal tedesco in inglese di B. Meltzer. Introduzione di R. B. Braithwaite. Numero pagine 72. [Tarquinia, VT, Italy] [Publication Year: 1992]  

41. On Formally Undecidable Propositions of Principia Mathematica and Related Systems Dover Books on Mathematics
by Kurt Godel 
Price: USD 11.38
Dealer: AbebooksUK, PBShop.store UK
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications Inc.] Softcover New Book. Shipped from UK. Established seller since 2000. [Fairford, GLOS, United Kingdom] [Publication Year: 1992]  

42. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Gödel 
Price: USD 11.39
Dealer: ZVAB, Blackwell's
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications Inc. 1992-04-01, New York] Softcover Language: ENG [Oxford, OX, United Kingdom] [Publication Year: 1992]  

43. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Godel 
Price: USD 12.06
Dealer: Biblio, The Saint Bookstore
Description: Paperback / softback. New. ISBN 0486669807 9780486669809 [GB] 

44. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Gödel 
Price: USD 12.31
Dealer: AbebooksUK, Blackwell's
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications Inc. 1992-04-01, New York] Softcover Language: ENG [Oxford, OX, United Kingdom] [Publication Year: 1992]  

45. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Godel, Kurt/ Meltzer, B. (Translator) 
Price: USD 12.98
Dealer: AbebooksUK, Revaluation Books
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Pubns] Softcover reprint edition. 80 pages. 8.00x5.25x0.50 inches. In Stock. [Exeter, United Kingdom] [Publication Year: 1992]  

46. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by G?del, Kurt 
Price: USD 13.13
Dealer: AbebooksUK, Pieuler Store
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover Book is in NEW condition. Satisfaction Guaranteed! Fast Customer Service!! [Suffolk, United Kingdom] [Publication Year: 1992]  

47. On Formally Undecidable Propositions of Principia Mathematica and Related Systems (Dover Books on Mathematics)
by Godel, Kurt 
Price: USD 13.20
Dealer: Alibris, Reuseabook via Alibris
Description: Dover Publications Inc 03/28/2003 New edition Paperback Dispatched, from the UK, within 48 hours of ordering. This book is in good condition but will show signs of previous ownership. Please expect some creasing to the spine and/or minor damage to the cover. 

48. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Godel 
Price: USD 13.53
Dealer: AbebooksUK, THE SAINT BOOKSTORE
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications Inc.] Softcover New copy - Usually dispatched within 4 working days. [Southport, United Kingdom] [Publication Year: 1992]  

49. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Kurt Godel 
Price: USD 14.80
Dealer: Abebooks, Kennys Bookshop and Art Galleries Ltd.
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications Inc.] Softcover 1992. New ed. Paperback. Series: Dover Books on Mathematics. Num Pages: 80 pages. BIC Classification: PBCD. Category: (G) General (US: Trade). Dimension: 204 x 153 x 5. Weight in Grams: 92. . . . . . [Galway, GY, Ireland] [Publication Year: 2003]  

50. On Formally Undecidable Propositions of Principia Mathematica and Related Systems
by Gödel, Kurt 
Price: USD 15.65
Dealer: Abebooks, Brook Bookstore
Description: ISBN10: 0486669807, ISBN13: 9780486669809, [publisher: Dover Publications] Softcover [Milano, MI, Italy] [Publication Year: 1992]