Proceedings of the Latin American Conference on the Conservation of Renewable Natural Resources, San Carlos de Bariloche, Argentina, 27 March-2 April 1968
1968
FAO
Conservation in tropical South East Asia : proceedings of the Conference on Conservation of Nature and Natural Resources in Tropical East Asia, Bangkok, Thailand, November 29 - December 4, 1965
1968
Talbot, Lee M. (Lee Merriam) |
Talbot, Martha H. |
Conservation of nature and natural resources in modern African states : report of a symposium
1963
Watterson, Gerald G. |
The botanic gardens conservation strategy
1989
Heywood, Vernon |
