| 其他書名 | Hearings Before the Subcommittee on Science, Research, and Development of the Committee on Science and Astronautics, U.S. House of Representatives, Ninety-third Congress, First Session on H.R. 3610-3731, Superseded by H.R. 7782 : February 27, 28, March 1, 6, 7, 8, 1973 |
| 出版 | U.S. Government Printing Office, 1973 |
| URL | http://books.google.com.hk/books?id=d8BGAQAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |