| 其他書名 | Project Outline and Phase I Progress Report |
| 出版 | Alaska Department of Fish and Game, Division of Wildlife Conservation, and National Park Service, Wrangell-St. Elias National Park and Preserve, 1993 |
| URL | http://books.google.com.hk/books?id=zbJItwAACAAJ&hl=&source=gbs_api |