ISBN 9781780393018 books & textbook
Challenge to Apollo: The Soviet Union and the Space Race, 1945-1974 (NASA History Series SP-2000-4408)
Siddiqi, Asif a Nasa History Office
Military Bookshop /2011-03-01 Hardcover / 1030 Pages
isbn-10: 1780393016 / isbn-13: 9781780393018
