| 其他書名 | Hearings Before the United States Senate Committee on Interior and Insular Affairs, Subcommittee on Parks and Recreation, Eighty-Ninth Congress, Second Session, on June 8, 1966 |
| 出版 | U.S. Government Printing Office, 1966 |
| URL | http://books.google.com.hk/books?id=Xd0WzQEACAAJ&hl=&source=gbs_api |