Water quality in the Delaware River Basin, Pennsylvania, New Jersey, New York, and Delaware, 1998-2001 - Fischer, Jeffrey M.; Geological Survey (U.S.). (Reston, Va. U.S. Dept. of the Interior, U.S. Geological Survey Denver, CO For sale by U.S. Geological Survey, Information Services, 2004)
Includes bibliographical references (p. 29-30).
Keywords: Water quality -- Delaware River Watershed (N.Y.-Del. and N.J.)