| 其他書名 | Joint Hearing Before the Subcommittee on Technology and Competitiveness of the Committee on Science, Space, and Technology, and the Subcommittee on Research and Development of the Committee on Armed Services, U.S. House of Representatives, One Hundred Second Congress, First Session, March 12, 1991 |
| 出版 | U.S. Government Printing Office, 1991 |
| URL | http://books.google.com.hk/books?id=lBcrAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |