APA
prepared by the World Conservation Monitoring Centre and the IUCN World Commission on Protected Areas, . (1998). 1997 United Nations list of protected areas. : IUCN.
Chicago
prepared by the World Conservation Monitoring Centre and the IUCN World Commission on Protected Areas, . 1998. 1997 United Nations list of protected areas. : IUCN.
Harvard
prepared by the World Conservation Monitoring Centre and the IUCN World Commission on Protected Areas, . (1998). 1997 United Nations list of protected areas. : IUCN.
MLA
prepared by the World Conservation Monitoring Centre and the IUCN World Commission on Protected Areas, . 1997 United Nations list of protected areas. : IUCN. 1998.
