| 其他書名 | Basic Managerial Questions and Available Or Potential Techniques for Answering Them |
| 出版 | Intermountain Forest and Range Experiment Station, U.S. Department of Agriculture, Forest Service, 1980 |
| URL | http://books.google.com.hk/books?id=ZrxX0AEACAAJ&hl=&source=gbs_api |