APA (7th ed.) Citation

U.S. Fish and Wildlife Service. (1979). Birds of Swan Lake National Wildlife Refuge. Dept. of the Interior, Fish and Wildlife Service.

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service. Birds of Swan Lake National Wildlife Refuge. [Washington]: Dept. of the Interior, Fish and Wildlife Service, 1979.

MLA (9th ed.) Citation

U.S. Fish and Wildlife Service. Birds of Swan Lake National Wildlife Refuge. Dept. of the Interior, Fish and Wildlife Service, 1979.