APA (7th ed.) Citation

U.S. Fish and Wildlife Service. (1999). Rachel Carson National Wildlife Refuge: Birds. U.S. Fish & Wildlife Service.

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service. Rachel Carson National Wildlife Refuge: Birds. [Washington, D.C.?]: U.S. Fish & Wildlife Service, 1999.

MLA (9th ed.) Citation

U.S. Fish and Wildlife Service. Rachel Carson National Wildlife Refuge: Birds. U.S. Fish & Wildlife Service, 1999.