Citations are generated automatically from bibliographic data as a convenience and may not be complete or accurate.
National Park Service, Interior Department. "Effigy Mounds National Monument, Iowa: Final General Management Plan/Environmental Impact Statement". Government. Interior Department, January 1, 2013. https://www.govinfo.gov/app/details/GOVPUB-I29-PURL-gpo52859
National Park Service, Interior Department. (2013, January 1). Effigy Mounds National Monument, Iowa: Final General Management Plan/Environmental Impact Statement. [Government]. Interior Department. https://www.govinfo.gov/app/details/GOVPUB-I29-PURL-gpo52859
National Park Service, Interior Department. Effigy Mounds National Monument, Iowa: Final General Management Plan/Environmental Impact Statement. Interior Department, (1 Jan 2013), https://www.govinfo.gov/app/details/GOVPUB-I29-PURL-gpo52859
National Park Service, Interior Department, Effigy Mounds National Monument, Iowa, GovInfo, (January 1, 2013), https://www.govinfo.gov/app/details/GOVPUB-I29-PURL-gpo52859