Regional Symposium on Conservation of Nature : Reefs and Lagoons : proceedings and papers
1973
Nature conservation
Nordic countries' legislation on the environment with special emphasis on conservation : a survey
1980
Koester, Veit |
Wildlife for man : how and why we should conserve our species
1986
Fitter, Richard Sidney Richmond |
Nahuel Huapi action plan for protected areas of the neotropical realm = Plan de acción Nahuel Huapi para las áreas protegidas de la región neotropical
1986
Cardich, Eric |
Review of the protected areas system in the Afrotropical realm
1986
MacKinnon, John Ramsay |
MacKinnon, Kathy |
Why conservation?
1984
Salim, Emil |
Conserving Asia's natural heritage : the planning and management of protected areas in the Indomalayan realm
1985
Thorsell, J. W. |