APA (7th ed.) Citation

United States. National Park Service. (2014). Effigy Mounds National Monument, Iowa, general management plan summary. National Park Service, U.S. Department of the Interior.

Chicago Style (17th ed.) Citation

United States. National Park Service. Effigy Mounds National Monument, Iowa, General Management Plan Summary. [Washington, D.C.]: National Park Service, U.S. Department of the Interior, 2014.

MLA (9th ed.) Citation

United States. National Park Service. Effigy Mounds National Monument, Iowa, General Management Plan Summary. National Park Service, U.S. Department of the Interior, 2014.