Leaving earth
Zimmerman, Robert, 1953-
Leaving earth space stations, rival superpowers, and the quest for interplanetary travel / [electronic resource] : Robert Zimmerman. - Washington, D.C. : National Academies Press, 2003. - 544 p.
Includes bibliographical references and index.
Electronic reproduction.
Palo Alto, Calif. :
ebrary,
2009.
Available via World Wide Web.
Access may be limited to ebrary affiliated libraries.
Space stations.
Outer space--Exploration.
Electronic books.
TL797 / .Z55 2003eb
Leaving earth space stations, rival superpowers, and the quest for interplanetary travel / [electronic resource] : Robert Zimmerman. - Washington, D.C. : National Academies Press, 2003. - 544 p.
Includes bibliographical references and index.
Electronic reproduction.
Palo Alto, Calif. :
ebrary,
2009.
Available via World Wide Web.
Access may be limited to ebrary affiliated libraries.
Space stations.
Outer space--Exploration.
Electronic books.
TL797 / .Z55 2003eb