http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Effects of urbanization on storm-runoff volume and peak discharge of Valley Creek, eastern Chester County, Pennsylvania
Chester County Water Resources Authority
1 online resource (v, 32 pages) : illustrations, maps.
by Ronald A. Sloto ; prepared in cooperation with the Chester County Water Resources Authority.
Includes bibliographical references (page 32).
Water-resources investigations report ; 87-4196