| 其他書名 | Hearings, Ninety-first Congress, Second Session, Pursuant to H. Res. 66 ... Chicago, Ill., September 17 and 18, 1970 |
| 出版 | U.S. Government Printing Office, 1970 |
| URL | http://books.google.com.hk/books?id=eVEtAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |