| 其他書名 | Hearing Before the Committee on Post Office and Civil Service, United States Senate, Eighty-third Congress, First Session, on S. 971, to Authorize Films, and Related Material, for Educational Use to be Transmitted Through the Mails at the Rate Provided for Books, May 15, 1953 |
| 出版 | U.S. Government Printing Office, 1953 |
| URL | http://books.google.com.hk/books?id=WehFAQAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |