http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology and ground water resources, Williams County, North Dakota
Pt. 1. Geology / by Theodore F. Freere -- pt. 3. Hydrology / by C.A. Armstrong.
"Parts II and III have been published previously."
Bulletin (North Dakota Geological Survey) ; 48