| 其他書名 | A Report of the National Science Foundation and Selected Background Materials [submitted to The] Subcommittee on Science, Research, and Technology of the Committee on Science and Technology, U.S. House of Representatives, Ninety-fourth Congress, First Session, January 1975 |
| 出版 | U.S. Government Printing Office, 1975 |
| URL | http://books.google.com.hk/books?id=8IDQAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |