| 其他書名 | Hearings Before the Subcommittee on Health and Safety of the Committee on Education and Labor, House of Representatives, Ninety-sixth Congress, First Session .... |
| 出版 | U.S. Government Printing Office, 1980 |
| URL | http://books.google.com.hk/books?id=9zdHurpgjNIC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |