http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
socioeconomic profile of the northern Great Plains coal region
Economics, Statistics, and Cooperatives Service.
iv, 49 pages : illustrations, maps ; 26 cm.
Paul R. Myers, Fred K. Hines, Jeff V. Conopask.