APA (7th ed.) Citation

United States. National Park Service. (2013). Shenandoah National Park: Skyland area road and trail map. National Park Service, U.S. Department of the Interior.

Chicago Style (17th ed.) Citation

United States. National Park Service. Shenandoah National Park: Skyland Area Road and Trail Map. [Washington, D.C.]: National Park Service, U.S. Department of the Interior, 2013.

MLA (9th ed.) Citation

United States. National Park Service. Shenandoah National Park: Skyland Area Road and Trail Map. National Park Service, U.S. Department of the Interior, 2013.