http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Resources of low-volatile bituminous coal and semianthracite in west-central Arkansas, 1978
1 online resource (iii, 54 pages, 1 page of plates) : illustrations, maps.
by Boyd R. Haley ; prepared in cooperation with the Arkansas Geological Commission.
Title from title screen (viewed Aug. 11, 2014).
Supplement to U.S. Geological Survey bulletin 1072-P.