| 其他書名 | Hearings Before the United States Senate Committee on Labor and Public Welfare, Subcommittee on Education, Eighty-Fourth Congress, Second Session, on May 23, 1956 |
| 出版 | U.S. Government Printing Office, 1956 |
| URL | http://books.google.com.hk/books?id=psFFAQAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |