The case for Mars : the plan to settle the red planet and why we must /
Robert Zubrin with Richard Wagner.
- New York : The Free Press, c1996.
- xxi, 328 p. : ill. ; 24 cm.
Includes bibliographical references.
9780684827575
96026560
. Mars(Planet),--Life on other planets. Wagner,Richard (richard S),1953--Title.