U.S. Fish and Wildlife Service. Region 7. Division of Conservation, Planning & Policy. (2009). Revised comprehensive conservation plan: Koyukuk/Northern Unit Innoko/Nowitna National Wildlife Refuges : decision summary. U.S. Fish and Wildlife Service, Division of Conservation Planning & Policy.
Chicago Style (17th ed.) CitationU.S. Fish and Wildlife Service. Region 7. Division of Conservation, Planning & Policy. Revised Comprehensive Conservation Plan: Koyukuk/Northern Unit Innoko/Nowitna National Wildlife Refuges : Decision Summary. Anchorage, AK: U.S. Fish and Wildlife Service, Division of Conservation Planning & Policy, 2009.
MLA (9th ed.) CitationU.S. Fish and Wildlife Service. Region 7. Division of Conservation, Planning & Policy. Revised Comprehensive Conservation Plan: Koyukuk/Northern Unit Innoko/Nowitna National Wildlife Refuges : Decision Summary. U.S. Fish and Wildlife Service, Division of Conservation Planning & Policy, 2009.