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United Nations Environment Programme ,  Food and Agriculture Organization of the United Nations ,  International Union for Conservation of Nature and Natural Resources ,  [Establishment and Management of Protected Areas in the Gobi region, Mongolian People's Republic: Report of an International Mission (May-June 1976)] ,  Establishment and Management of Protected Areas in the Gobi region, Mongolian People's Republic: Report of an International Mission (May-June 1976)

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 ,  National Parks Board of South Africa ,  [African Heritage 2000: The Future of Protected Areas in Africa: Proceedings of the IUCN Commission on National Parks and Protected Areas African Regional Working Session] ,  African Heritage 2000: The Future of Protected Areas in Africa: Proceedings of the IUCN Commission on National Parks and Protected Areas African Regional Working Session