| 其他書名 | A Watershed Analysis of Land-use Trade-offs in a Semiarid Region : Report of a Conference, on the Front Range of Colorado, May 20-22, 1976, Greeley, Colorado |
| 出版 | Westview Press, 1978 |
| ISBN | 08915807009780891580706 |
| URL | http://books.google.com.hk/books?id=8u1fAAAAIAAJ&hl=&source=gbs_api |