APA (7th ed.) Citation

United States. National Park Service. (1999). Draft general management plan/environmental impact statement (visitor management and resource protection plan): Zion National Park, Utah. U.S. Dept. of the Interior, National Park Service.

Chicago Style (17th ed.) Citation

United States. National Park Service. Draft General Management Plan/environmental Impact Statement (visitor Management and Resource Protection Plan): Zion National Park, Utah. [Washington, D.C.]: U.S. Dept. of the Interior, National Park Service, 1999.

MLA (9th ed.) Citation

United States. National Park Service. Draft General Management Plan/environmental Impact Statement (visitor Management and Resource Protection Plan): Zion National Park, Utah. U.S. Dept. of the Interior, National Park Service, 1999.