http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Simulation of groundwater flow in the Edwards-Trinity and related aquifers in the Pecos County Region, Texas
Middle Pecos Groundwater Conservation District (Tex.)
1 online resource (6 unnumbered pages) : color illustrations, color maps.
prepared in cooperation with the Middle Pecos Groundwater Conservation District [and four others]
Title from title screen (viewed on Apr. 14, 2015).
Includes bibliographical references (page [6]).
Fact sheet (Geological Survey (U.S.)) ; 2014-3029