Water pollution control [electronic resource] : a guide to the use of water quality management principles / edited by Richard Helmer and Ivanildo Hespanhol.
Publication details: London ; New York : E & FN Spon, 1997.Edition: 1st edDescription: xvi, 510 p. : ill., mapsISBN:- 0203477545
- 0419229108
- 363.739/4 21
- TD365 .W364 1997eb

"Published on behalf of UNEP, United Nations Environment Program, Water Supply & Sanitation Collaborative Council, World Health Organization."
Includes bibliographical references and index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2009. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.