APA (7th ed.) Citation

United States. National Park Service. (2003). Big Bend National Park: Draft general management plan, environmental impact statement. National Park Service.

Chicago Style (17th ed.) Citation

United States. National Park Service. Big Bend National Park: Draft General Management Plan, Environmental Impact Statement. [Washington, D.C.]: National Park Service, 2003.

MLA (9th ed.) Citation

United States. National Park Service. Big Bend National Park: Draft General Management Plan, Environmental Impact Statement. National Park Service, 2003.