Conservation education at the university level : papers presented at the Symposium on Conservation Education held at Lucerne, Switzerland, 23-24 June, 1966 1967
World conservation education : papers presented at the Workshop on Conservation Education held at Nairobi, Kenya, on 12-13 September 1963 1965
Symposium : zoos and conservation, held in the lecture hall of the Zoological Society of London, June 23rd, 24th and 25th, 1964 : report 1964
Our mother nature : the conservation of nature and natural resources in the Sudan-Sahel zone of Africa 1963 Villiers, A. |
Environmental conservation education among populations of rural and woodland areas 1971 Cerovsky, J. (Jan) | Pritchard, Peter Charles Howard |
Proceedings of the Latin American Conference on the Conservation of Renewable Natural Resources, San Carlos de Bariloche, Argentina, 27 March-2 April 1968 1968
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. |
Environmental education in a coastal habitat : proceedings of the 13th Regional Conference of the North West Europe Committee, Commission on Education , IUCN, Texel, NL, 21-26 August 1978 1980