| 其他書名 | Hearings Before the United States Senate Committee on the Judiciary, Subcommittee on Patents, Trademarks, and Copyrights, Ninetieth Congress, First Session, on Apr. 28, 1967. And Appendix |
| 出版 | U.S. Government Printing Office, 1967 |
| URL | http://books.google.com.hk/books?id=xIbUzAEACAAJ&hl=&source=gbs_api |