United Nations Environment Programme, International Union for Conservation of Nature and Natural Resources, World Wildlife Fund, & Carp, E. (1980). Directory of wetlands of international importance in the Western Palearctic. IUCN-UNEP.
Chicago Style (17th ed.) CitationUnited Nations Environment Programme, International Union for Conservation of Nature and Natural Resources, World Wildlife Fund, and Erik Carp. Directory of Wetlands of International Importance in the Western Palearctic. Gland, Switzerland: IUCN-UNEP, 1980.
MLA (9th ed.) CitationUnited Nations Environment Programme, et al. Directory of Wetlands of International Importance in the Western Palearctic. IUCN-UNEP, 1980.
Warning: These citations may not always be 100% accurate.