| 其他書名 | Report ... Authorized by S. Res. 376, Agreed to by Senate, April 27, 1970. Prepared for the Committee on Labor and Public Welfare, United States Senate |
| 出版 | U.S. Government Printing Office, 1970 |
| URL | http://books.google.com.hk/books?id=r5QTAQAAMAAJ&hl=&source=gbs_api |