http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
final general management plan/environmental impact statement
1 online resource (xii, 279 pages) : color illustrations, color maps
Title from title screen (viewed on Oct. 27, 2014).
Effigy Mounds National Monument, Iowa : final general management plan/environmental impact statement