http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology and ore deposits of the Dragoon quadrangle, Cochise county, Arizona
Dragoon quadrangle, Cochise County, Arizona
vi, 196 pages : illustrations (part color) maps (3 color) ; 30 cm.
Professional paper (Geological Survey (U.S.)) ; 416