http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology of the Globe copper district, Arizona
1 online resource (168 pages, xxvii pages of plates) : illustrations, maps + 2 plates.
Includes bibliographical references (pages 11-23) and index.
Professional paper (Geological Survey (U.S.)) ; no. 12