Zimmerman, Robert <br/><br/>
Leaving earth : space stations, rival superpowers, and the quest for interplanetary travel 
by Robert Zimmerman 
 - Washington, D.C  Joseph Henry Press  c2003 
 - xiii, 528 p. : ill. ; 24 cm 
<br/><br/> Includes bibliographical references (p. 467-481) and index 
<br/><br/><label>ISBN: </label>9780309085489 
<br/><br/><label>ISSN: </label>2003007637 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronautics - History<br/>Astronautics - Political aspects - History<br/>Outer space - Exploration - History
<br/><br/><label>Dewey Class. No.: </label>629.442 ZIM