1. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin; Richard Wagner 
Price: USD 1.17
Dealer: Alibris, Your Online Bookstore via Alibris
Description: Free Press 1997-11-03 Updated ed. paperback Fair Size: 6x1x8; 

2. The Case for Mars
by Zubrin, Robert; Wagner, Richard 
Price: USD 2.86
Dealer: Alibris, ThriftBooks-Atlanta via Alibris
Description: Free Press 1997 Updated ed. Softcover Very good May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less. 

3. The Case for Mars
by Zubrin, Robert; Wagner, Richard 
Price: USD 2.86
Dealer: Alibris, ThriftBooks-Reno via Alibris
Description: Free Press 1997 Updated ed. Softcover Fair Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less. 

4. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 3.74
Dealer: Alibris, HPB-Diamond via Alibris
Description: Free Press 1997 Updated 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! 

5. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 3.74
Dealer: Alibris, Half Price Books Inc via Alibris
Description: Free Press 1997 Updated 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! 

6. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 3.74
Dealer: Abebooks, HPB-Diamond
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

7. The Case for Mars
by Zubrin, Robert 
Price: USD 3.87
Dealer: ZVAB, WorldofBooks
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

8. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 3.89
Dealer: Alibris, Wonder Book - Member ABAA/ILAB via Alibris
Description: Free Press 1997 Updated ed. Trade paperback Very Good Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner's name, short gifter's inscription or light stamp. 

9. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 3.89
Dealer: Alibris, Wonder Book - Member ABAA/ILAB via Alibris
Description: Free Press 1997 Updated 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. 

10. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 4.00
Dealer: Alibris, HPB-Emerald via Alibris
Description: Free Press 1997 Updated 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! 

11. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 4.00
Dealer: Alibris, HPB-Emerald via Alibris
Description: Free Press 1997 Updated 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! 

12. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Alibris, HPB-Diamond via Alibris
Description: Free Press 1997 Updated ed. Paperback 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! 

13. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Alibris, HPB-Diamond via Alibris
Description: Free Press 1997 Updated 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! 

14. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Alibris, HPB-Diamond via Alibris
Description: Free Press 1997 Updated 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! 

15. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Alibris, Half Price Books Inc via Alibris
Description: Free Press 1997 Updated 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! 

16. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Alibris, HPB Inc. via Alibris
Description: Free Press 1997 Updated 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! 

17. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Alibris, HPB Inc. via Alibris
Description: Free Press 1997 Updated 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! 

18. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Richard Wagner,Robert Zubrin 
Price: USD 4.00
Dealer: Abebooks, HPB Inc.
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

19. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Abebooks, Half Price Books Inc.
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

20. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.00
Dealer: Abebooks, HPB-Diamond
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

21. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 4.00
Dealer: Abebooks, HPB-Emerald
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

22. The Case for Mars
by Zubrin, Robert 
Price: USD 4.14
Dealer: AbebooksUK, WorldofBooks
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

23. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 4.15
Dealer: Abebooks, SecondSale
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc. [Montgomery, IL, U.S.A.] [Publication Year: 1997]  

24. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin Richard Wagner 
Price: USD 4.77
Dealer: Biblio, Wonder Book
Description: Free Press. Used - Very Good. Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner’s name, short gifter’s inscription or light stamp. Free Press ISBN 0684835509 9780684835501 [US] 

25. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin Richard Wagner 
Price: USD 4.77
Dealer: Biblio, Wonder Book
Description: Free Press. 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. Free Press ISBN 0684835509 9780684835501 [US] 

26. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.87
Dealer: Alibris, HPB-Diamond via Alibris
Description: Free Press 1997 Updated 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! 

27. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 4.87
Dealer: Alibris, Half Price Books Inc via Alibris
Description: Free Press 1997 Updated 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! 

28. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin; Richard Wagner 
Price: USD 5.15
Dealer: Biblio, Your Online Bookstore
Description: Free Press, Date: 1997-11-03. paperback. Acceptable. 6x1x8. 1997. Free Press ISBN 0684835509 9780684835501 [US] 

29. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin; Richard Wagner 
Price: USD 5.16
Dealer: Abebooks, Your Online Bookstore
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover [Houston, TX, U.S.A.] [Publication Year: 1997]  

30. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 5.19
Dealer: Alibris, HPB-Movies via Alibris
Description: Free Press 1997 Updated 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! 

31. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 5.19
Dealer: Alibris, HPB Inc. via Alibris
Description: Free Press 1997 Updated 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! 

32. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin,Richard Wagner 
Price: USD 5.19
Dealer: Abebooks, HPB-Movies
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] 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: 1997]  

33. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 5.47
Dealer: ZVAB, Wonder Book
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner's name, short gifter's inscription or light stamp. [Frederick, MD, U.S.A.] [Publication Year: 1997]  

34. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 5.69
Dealer: Abebooks, Wonder Book
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Very Good condition. A copy that may have a few cosmetic defects. May also contain a few markings such as an owner's name, short gifter's inscription or light stamp. [Frederick, MD, U.S.A.] [Publication Year: 1997]  

35. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin; Richard Wagner; Foreword Arthur C. Clarke 
Price: USD 5.95
Dealer: Biblio, Ergodebooks
Description: Free Press, Date: 1997-11-03. Paperback. Good. 1997. Free Press ISBN 0684835509 9780684835501 [US] 

36. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 5.99
Dealer: Alibris, HPB-Diamond via Alibris
Description: Free Press 1997 Updated 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! 

37. The Case for Mars : The Plan to Settle the Red Planet and Why We Must
by Zubrin, Robert, Wagner, Richard 
Price: USD 6.32
Dealer: ZVAB, Better World Books
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Former library book; may include library markings. Used book that is in clean, average condition without any missing pages. [Mishawaka, IN, U.S.A.] [Publication Year: 1997]  

38. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 6.39
Dealer: Alibris, Half Price Books Inc via Alibris
Description: Free Press 1997 Updated 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! 

39. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Richard Wagner, Robert Zubrin 
Price: USD 6.39
Dealer: Alibris, HPB Inc. via Alibris
Description: Free Press 1997 Updated 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! 

40. The Case for Mars : The Plan to Settle the Red Planet and Why We Must
by Zubrin, Robert, Wagner, Richard 
Price: USD 6.57
Dealer: Abebooks, Better World Books: West
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Used book that is in clean, average condition without any missing pages. [Reno, NV, U.S.A.] [Publication Year: 1997]  

41. The Case for Mars : The Plan to Settle the Red Planet and Why We Must
by Zubrin, Robert, Wagner, Richard 
Price: USD 6.57
Dealer: Abebooks, Better World Books
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Former library book; may include library markings. Used book that is in clean, average condition without any missing pages. [Mishawaka, IN, U.S.A.] [Publication Year: 1997]  

42. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Zubrin Robert;Wagner Richard 
Price: USD 6.62
Dealer: Biblio, Booked Experiences
Description: Old Tappan, New Jersey, U.S.A.: Touchstone, Date: 1997. Soft cover. Very Good. pp.344 with index, b/w photos and illustrations. clean tight copy slight edge and corner wear small nick of black line lower edge Size: 8vo - over 7¾" - 9¾" tall 1997. Touchstone ISBN 0684835509 9780684835501 [CA] 

43. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Zubrin, Robert With Wagner, Richard 
Price: USD 6.80
Dealer: Alibris, Bob's Book Journey via Alibris
Description: New York Touchstone 1997 Updated ed. Trade Paperback Near Fine Remainder Pictorial covers, 344 pp., charts, tables, diagrams, photos. Foreward by Arthur C. Clarke. Remainder mark on bottom edge. 

44. The Case for Mars: The Plan to Settle the Red Planet and Why We Must
by Zubrin, Robert with Wagner, Richard 
Price: USD 6.80
Dealer: Abebooks, Bob's Book Journey
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Touchstone, New York] Softcover Pictorial covers, 344 pp., charts, tables, diagrams, photos. Foreward by Arthur C. Clarke. Remainder mark on bottom edge. [Austin, TX, U.S.A.] [Publication Year: 1997]  

45. The Case for Mars : The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin; Richard Wagner 
Price: USD 6.86
Dealer: Biblio, ThriftBooks
Description: Free Press, Date: 1997. Paperback. Very Good. May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed. 1997. Free Press ISBN 0684835509 9780684835501 [US] 

46. The Case for Mars : The Plan to Settle the Red Planet and Why We Must
by Robert Zubrin; Richard Wagner 
Price: USD 6.86
Dealer: Biblio, ThriftBooks
Description: Free Press, Date: 1997. Paperback. Acceptable. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed. 1997. Free Press ISBN 0684835509 9780684835501 [US] 

47. The Case for Mars
by Zubrin, Robert; Wagner, Richard 
Price: USD 6.86
Dealer: Abebooks, ThriftBooks-Atlanta
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less 1.35 [AUSTELL, GA, U.S.A.] [Publication Year: 1997]  

48. The Case for Mars
by Zubrin, Robert; Wagner, Richard 
Price: USD 6.86
Dealer: Abebooks, ThriftBooks-Dallas
Description: ISBN10: 0684835509, ISBN13: 9780684835501, [publisher: Free Press] Softcover Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less 1.35 [Dallas, TX, U.S.A.] [Publication Year: 1997]  

49. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 7.49
Dealer: Alibris, HPB-Emerald via Alibris
Description: Free Press 1997 Updated ed. Paperback Good Connecting readers with great books since 1972. Used books may not include companion materials, some shelf wear, may contain highlighting/notes, and may not include cd-rom or access codes. Customer service is our top priority! 

50. The Case for Mars: the Plan to Settle the Red Planet and Why We Must
by Robert Zubrin, Richard Wagner 
Price: USD 7.49
Dealer: Alibris, HPB-Emerald via Alibris
Description: Free Press 1997 Updated 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!