http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Ground-water resources of Billings, Golden Valley, and Slope counties, North Dakota
vi, 56 pages : illustrations, map (some color) ; 23 cm.
by Lawrence O. Anna ; prepared by the U.S. Geological Survey in cooperation with the North Dakota State Water Commission [and others].
Bulletin (North Dakota Geological Survey) ; 76, pt. 3