http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Water withdrawal and use in Maryland, 1990-91
1 online resource (vi, 42 pages) : illustrations, maps.
by Judith C. Wheeler ; prepared in cooperation with the Maryland Water Resources Administration and the Maryland Geological Survey.
Includes bibliographical references (pages 18-19).
Water-resources investigations report ; 93-4225