http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geochemistry of ground water in the Sacramento Valley, California
1 online resource (iv, 36 pages) : illustrations, maps.
G.P.O. sales statement incorrect in publication.
Includes bibliographical references (page 35).
U.S. Geological Survey professional paper ; 1401-B
Central Valley of California RASA project