http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Methods and indicators for assessment of regional ground-water conditions in the southwestern United States
National Water Availability and Use Program (U.S.)
1 online resource (iv, 22 pages) : illustrations (some color), color maps.
Title from title screen (viewed Apr. 6, 2009).
At head of title: National Water Availability and Use Pilot Program.
Includes bibliographical references (page 22).
Scientific investigations report ; 2008-5209