| 其他書名 | Proceedings of a Seminar Held in Sydney 6 May 1988 |
| 出版 | N.S.W. National Parks and Wildlife Service [with the] Royal Australian Institute of Parks and Recreation (NSW Region), 1989 |
| ISBN | 07305224319780730522430 |
| URL | http://books.google.com.hk/books?id=ErYsAQAAMAAJ&hl=&source=gbs_api |