"Aires protégées Amérique du Nord Congrès." . . "IUCN/World Conservation Union World Congress on National Parks and Protected Areas (4 : 1992 : Caracas)" . . . "Developing countries" . . "Ressources naturelles Gestion Cas, Études de." . . "Recursos naturales Administración Estudio de casos." . . "Aménagement du territoire Amérique du Nord Congrès." . . "Développement durable Amérique du Nord Congrès." . . "Politica ambientale." . . "Écotourisme Cas, Études de." . . "BUSINESS & ECONOMICS Green Business." . . "Natural resources" . . "Natural resources." . "Développement durable Cas, Études de." . . "Economic analysis" . . "Ambiente naturale - Protezione - Aspetti economici." . . "Duurzame ontwikkeling." . . "Protected areas" . . . . "Nachhaltige Entwicklung." . . "Développement durable." . . "Natural resources Management Case studies." . . "Protection de l'environnement." . . "Nature Conservation Amérique du Nord Congrès." . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Protected area economics and policy linking conservation and sustainable development" . "Protected area economics and policy linking conservation and sustainable development"@en . . "Electronic Books" . . . . . . . . . . . . . . . . . . . . . . . "Protected area economics and policy : linking conservation and sustainable development" . "Casestudies (vorm)" . . "Protected area economics and policy : linking conservation and sustainable development"@en . . "Case studies"@en . "Case studies" . . . . . "Protected area economics and policy linking conservation and sustainable development ; [Workshop on the Economics of Protected Areas ; (Caracas, Venezuela): 1992.02.10 - 21]" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Publications officielles" . . . . "Electronic books"@en . . "Electronic books" . . . . . . . . "Protected area economics and policy : linking conservation and sustainable development ; [Workshop on the Economics of Protected Areas at the IUCN-World Conservation Union Fourth World Congress on National Parks and Protected Areas, held in Caracas, Venezuela, during February 10-21, 1992]" . . . "Protected area economics and policy: linking conservation and sustainable development" . . "Protected area economics and policy cLinking conservation and sustainable development" . "Tourism" . . "Environmental protection" . . "Nature conservation" . . "National parks" . . "Naturschutzgebiet." . . "NATURE Natural Resources." . . "Environmental economics" . . "Conservation of natural resources." . . "Conservation of natural resources Case studies." . . "Workshop on the Economics of Protected Areas (1992.02.10-21 Caracas, Venezuela)" . . . "Ecoturismo Estudio de casos." . . "Tourisme." . . "Ecology" . . "Economische politiek en planning (alg.)" . . "Milieubescherming. Milieutechnologie." . . "Sustainable development Case studies." . . "Conservation des ressources naturelles Cas, Études de." . . "International Union for Conservation of Nature and Natural Resources." . . "Conservation des ressources naturelles." . . "Risorse naturali - Gestione." . . "Gestion des ressources naturelles Cas, Études de." . . "Développement économique." . . "Tourisme Aspect économique." . . "Tourisme Aspect de l'environnement." . . "World" . . "Ecotourism." . . "Industrial countries" . . "Sustainable development." . . "Case studies" . . "Réserves naturelles Amérique du Nord Congrès." . . "Natuurbeheer." . . "Workshop on the Economics of Protected Areas (1992 : Caracas, Venezuela)" . . . "Workshop on the Economics of Protected Areas 1992 Caracas, Venezuela." . "Conservación de los recursos naturales Estudio de casos." . . "Umweltverträglichkeit." . . "Nachhaltigkeit." . . "Natural resources Management." . . "BUSINESS & ECONOMICS Environmental Economics." . . "Ecotourism Case studies." . . "Management" . .