101. The Case for Mars
by Zubrin, Robert 
Price: USD 9.99
Dealer: Alibris, HPB-Emerald via Alibris
Description: Free Press 1996 Hardcover 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! 

102. The Case for Mars
by Zubrin, Robert 
Price: USD 7.99
Dealer: Alibris, HPB-Ruby via Alibris
Description: Free Press 1996 Hardcover 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! 

103. The Case for Mars
by Zubrin, Robert 
Price: USD 5.00
Dealer: Alibris, Half Price Books Inc via Alibris
Description: Free Press 1996 Hardcover 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! 

104. The Case for Mars
by Zubrin, Robert 
Price: USD 1.96
Dealer: Alibris, Jenson Books Inc via Alibris
Description: Free Press 2011 Hard cover This item shows signs of wear from consistent use, but it remains in good condition and works perfectly. All pages and cover are intact, but may have aesthetic issues such as small tears, bends, scratches, and scuffs. Spine may also show signs of wear. Pages may include some notes and highlighting. May include "From the library of" labels. Satisfaction Guaranteed. 

105. The Case for Mars
by Zubrin, Robert 
Price: USD 14.00
Dealer: Abebooks, Bookplate
Description: ISBN10: 0684827573, ISBN13: 9780684827575, [publisher: Free Press, New York] Hardcover First Edition Clean, unmarked copy with DJ in VG condition. BP/Science [Chestertown, MD, U.S.A.] [Publication Year: 1996]  

106. The case for Mars; the Plan to settle the Red Planet and Why We Must
by Zubrin Robert 
Price: USD 10.00
Dealer: ABAA, Hackenberg Booksellers ABAA
Description: New York: Simon and Schuster, Date: 1997. xxi, 344p., b/w illus., stiff wrappers (A Touchstone book). 1997. Simon and Schuster ISBN 0684827573 US 

107. The case for Mars; the Plan to settle the Red Planet and Why We Must
by Zubrin Robert 
Price: USD 10.00
Dealer: Biblio, Hackenberg Booksellers ABAA
Description: New York: Simon and Schuster, Date: 1997. xxi, 344p., b/w illus., stiff wrappers (A Touchstone book). 1997. Simon and Schuster ISBN 0684827573 9780684827575 [US] 

108. The case for Mars; the Plan to settle the Red Planet and Why We Must
by Zubrin, Robert 
Price: USD 10.00
Dealer: Abebooks, Hackenberg Booksellers ABAA
Description: ISBN10: 0684827573, ISBN13: 9780684827575, [publisher: Simon and Schuster, New York] Softcover xxi, 344p., b/w illus., stiff wrappers (A Touchstone book). [El Cerrito, CA, U.S.A.] [Publication Year: 1997]