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International Union for Conservation of Nature and Natural Resources ,  [Liste des Nations Unies des parcs nationaux et des aires protégées 1993, Lista de las Naciones Unidas de Parques Nacionales y Areas Protegidas 1993] ,  [1993 United Nations List of National Parks and Protected Areas] ,  1993 United Nations List of National Parks and Protected Areas

International Union for Conservation of Nature and Natural Resources ,  United Nations Environment Programme ,  [Pastoralism and the Green Economy – A Natural Nexus? Status, Challenges and Policy Implications] ,  Pastoralism and the Green Economy – A Natural Nexus? Status, Challenges and Policy Implications

International Union for Conservation of Nature and Natural Resources ,  United Nations Environment Programme ,  [Global Status of Mangrove Ecosystems - Commission on Ecology Papers Number 3] ,  Global Status of Mangrove Ecosystems - Commission on Ecology Papers Number 3

International Union for Conservation of Nature and Natural Resources ,  United Nations Environment Programme ,  [Bioenergy Tree Plantations in the Tropics: Ecological Implications and Impacts - Commission on Ecology Papers Number 12] ,  Bioenergy Tree Plantations in the Tropics: Ecological Implications and Impacts - Commission on Ecology Papers Number 12

United Nations Environment Programme ,  International Union for Conservation of Nature and Natural Resources ,  [A Guide to Environmental Administration in-Service Training] ,  A Guide to Environmental Administration in-Service Training

United Nations Environment Programme ,  International Union for Conservation of Nature and Natural Resources ,  [A Sourcebook for Conservation and Biological Diversity Information] ,  A Sourcebook for Conservation and Biological Diversity Information

United Nations Environment Programme ,  International Union for Conservation of Nature and Natural Resources ,  Commission on National Parks and Protected Areas ,  [Review of the Protected Areas System in Oceania] ,  Review of the Protected Areas System in Oceania