River-quality assessment.
Contributors: Jones, Benjamin L.
Publisher: Dept. of the Interior, Geological Survey; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1977
Place of publication: [Reston, Va.]; Washington
Language: eng
Subjects: Rivers -- United States.; Water -- Pollution -- United States.
Notes: Prepared by Benjamin L. Jones.