| 其他書名 | The Role of Standards in Wilderness Management : a Workshop Proceedings : Fort Collins, Colorado, April 10-11, 1990 |
| 出版 | U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1992 |
| URL | http://books.google.com.hk/books?id=2ci6KNn4RcoC&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |