IUCN World Commission on National Parks and Protected Areas & World Conservation Monitoring Centre. 1993 United Nations list of national parks and protected areas = Liste des Nations Unies des parcs nationaux et des Aires protegees 1993 = Lista de las Naciones Unidas de parques nacionales y areas protegidas 1993.
Chicago Style (17th ed.) CitationIUCN World Commission on National Parks and Protected Areas and World Conservation Monitoring Centre. 1993 United Nations List of National Parks and Protected Areas = Liste Des Nations Unies Des Parcs Nationaux Et Des Aires Protegees 1993 = Lista De Las Naciones Unidas De Parques Nacionales Y Areas Protegidas 1993. [Gland, Switzerland] : IUCN/UICN, 1994.
MLA (9th ed.) CitationIUCN World Commission on National Parks and Protected Areas and World Conservation Monitoring Centre. 1993 United Nations List of National Parks and Protected Areas = Liste Des Nations Unies Des Parcs Nationaux Et Des Aires Protegees 1993 = Lista De Las Naciones Unidas De Parques Nacionales Y Areas Protegidas 1993.