APA (7th ed.) Citation

U.S. Fish and Wildlife Service. (1999). Chassahowitzka and Crystal River national wildlife refuges: Bird list. U.S. Fish and Wildlife Service.

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service. Chassahowitzka and Crystal River National Wildlife Refuges: Bird List. [Washington, D.C.]: U.S. Fish and Wildlife Service, 1999.

MLA (8th ed.) Citation

U.S. Fish and Wildlife Service. Chassahowitzka and Crystal River National Wildlife Refuges: Bird List. U.S. Fish and Wildlife Service, 1999.