http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geologic and historic guide to the State parks of Texas
by Ross A. Maxwell, with contributions by L. F. Brown, Jr., Gus K. Eifler, Jr., and L. Edwin Garner.
Guidebook (University of Texas at Austin. Bureau of Economic Geology) ; 10