People, parks and wildlife : guidelines for public participation in wildlife conservation : case studies from Kenya 1988 Berger, Dhyani J. |
International Conference on Biogas Technologies and Implementation Strategies, January 10-15, 1990, Pune, India : report 1990
Conservation and wildlife management in Africa : the proceedings of a workshop at Kasungu National Park, Malawi, October 1984 1984 Bell, R. H. V. (Richard H. V.) | McShane-Caluzi, E. (Erica) |
The economics of natural environments : studies in the valuation of commodity and amenity resources 1975 Krutilla, John V. | Fisher, Anthony C. |
Economics of protected areas : a new look at benefits and costs 1990 Dixon, John A. | Sherman, Paul B. |
Agroforestry : proceedings of a seminar held in CATIE, Turrialba, Costa Rica, 23 February-3 March, 1981 1983 Heuveldop, Jochen | Lagemann, Johannes |