National parks, conservation and development : the role of protected areas in sustaining society : proceedings of the World Congress on National Parks, Bali, Indonesia, 11-22 October 1982
1984
Resources conservation
Traditional life-styles, conservation and rural development
1984
Hanks, J. |
Conservation and development of Antarctic ecosystems
1984
Timberlake, Lloyd |
Cheney, Barbara |
Human populations and the World Conservation Strategy
1987
Hanks, J. |
Why conservation?
1984
Salim, Emil |
