| 其他書名 | Testimony of Brig. General David Sarnoff, Chairman of the Board, Radio Corporation of America, Before the Federal Communications Commission, Washington, D.C., May 3 and 4, 1950 |
| 出版 | Department of Information, Radio Corporation of America, 1950 |
| URL | http://books.google.com.hk/books?id=DgUuZ4_OnQUC&hl=&source=gbs_api |