http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
User's manual for the National Water Information System of the U.S. Geological Survey
Aggregate Water-Use Data System, Version 3.2
1 online resource (iv, 29 pages) : illustrations.
by John P. Nawyn, B. Pierre Sargent, Barbara Hoopes, [and three others].
Includes bibliographical references (page 26).
National Water Information System (U.S.)
Information storage and retrieval systems
U.S. Geological Survey open-file report ; 2017-1114