其他書名 | The Practical Returns from Space Investment : Report of the Committee on Science and Astronautics, U.S. House of Representatives, Ninety-third Congress, Second Session |
出版 | Printed and Published for the Imperial Department of Agriculture in India, by Thacker, Spink & Company, 1972 |
URL | http://books.google.com.hk/books?id=9JYDO5DGtpMC&hl=&source=gbs_api |