La conservation des ressources naturelles au service du développement socio-économique durable du Togo. Rapport de mission
1985
Portas, Pierre |
Sournia, Gérard |
Conservation
Conservation and development in Irian Jaya : a strategy for rational resource utilization
1984
Petocz, Ronald G. |
Raspado, George P. |
Etude d'un projet de coopération technique zaïro-allemand en matière de conservation de la nature PN 82.2130.1
1984
Filion, Fern L. |
Grosser, Eberhard |
Richter, Wolfgang von |
Rapport de mission, Rwanda, 4-12 novembre 1983
1983
Portas, Pierre |
Luangwa development project : a proposal for regional planning and resource conservation in the Luangwa river catchment. Collected proposal documents
1983
Dalal-Clayton, D. B. (D. Barry) |
Oscarsson, Gösta |
Project proposal request for funds from WWF and IUCN
1982
Micuta, Waclav |
Stratégie mondiale de la conservation
1982
Bundock, Jean-Benoît |
Conservation and sustainable use of natural resources. Part 2, marine
1982
Price, Andrew |