APA (7th ed.) Citation

United States. National Park Service. (2012). Big Thicket National Preserve, Texas. National Park Service.

Chicago Style (17th ed.) Citation

United States. National Park Service. Big Thicket National Preserve, Texas. [Washington, D.C.]: National Park Service, 2012.

MLA (9th ed.) Citation

United States. National Park Service. Big Thicket National Preserve, Texas. National Park Service, 2012.

Warning: These citations may not always be 100% accurate.