http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology of the San Manuel copper deposit, Arizona
1 online resource (iv, 65 pages) : illustrations, maps + 12 plates.
Title from title screen (viewed September 29, 2014).
Includes bibliographical references (page 63) and index.
Schwartz, George M. (George Melvin), 1892-1980.
Geological Survey professional paper ; 256