| 其他書名 | Hearings Before the Special Committee on Conservation of Wild Life Resources, United States Senate, on the Protection and Preservation of Migratory Waterfowl in the United States, April 4, 5, and 6, 1932. Printed for the Use of the Special Committee on Conservation of Wild Life Resources |
| 出版 | U.S. Government Printing Office, 1932 |
| URL | http://books.google.com.hk/books?id=ix1JAAAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |