| 其他書名 | Implications for Protected Area Policy in the 21st Century : a Thesis Submitted in Partial Fulfillment ... for the Degree of Master of Science (Natural Resources and Environment) ... |
| 出版 | University of Michigan, 2001 |
| URL | http://books.google.com.hk/books?id=4dIInja66HoC&hl=&source=gbs_api |