| 其他書名 | A Stochastic Spreadsheet Program for the Management of All-aged Douglas-fir-hemlock Forests in the Pacific Northwest |
| 出版 | U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 2006 |
| URL | http://books.google.com.hk/books?id=xCeI0AEACAAJ&hl=&source=gbs_api |