| 其他書名 | Hearings Before the Subcommittee on Patents, Trademarks, and Copyrights of the Committee on the Judiciary, United States Senate, Eighty-Seventh Congress, First Session, ̲pursuant to S. Res. 55 on S. 1844 |
| 出版 | U.S. Government Printing Office, 1961 |
| URL | http://books.google.com.hk/books?id=6RkiMQEACAAJ&hl=&source=gbs_api |