APA (7th ed.) Citation

U.S. Fish and Wildlife Service & National Wildlife Refuge System (U.S.). (2008). Big Oaks National Wildlife Refuge: Day use area (Last updated Aug. 22, 2008.). U.S. Fish and Wildlife Service, National Wildlife Refuge System.

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service and National Wildlife Refuge System (U.S.). Big Oaks National Wildlife Refuge: Day Use Area. Last updated Aug. 22, 2008. Washington, D.C.: U.S. Fish and Wildlife Service, National Wildlife Refuge System, 2008.

MLA (9th ed.) Citation

U.S. Fish and Wildlife Service and National Wildlife Refuge System (U.S.). Big Oaks National Wildlife Refuge: Day Use Area. Last updated Aug. 22, 2008. U.S. Fish and Wildlife Service, National Wildlife Refuge System, 2008.