municipal, industrial, and agricultural Hammer, Donald A. International Conference on Constructed Wetlands for Wastewater Treatment 1988 : Chattanooga, Tenn.) text Chelsea, Mich Lewis Publishers c1989 monographic xxii, 831 p. : ill. ; 25 cm. [edited by] Donald A. Hammer. "Proceedings from the First International Conference on Constructed Wetlands for Wastewater Treatment held in Chattanooga, Tennessee on June 13-17, 1988"--Pref. Includes bibliographical references.index Constructed wetlands Congresses Sewage Purification Biological treatment TD756.5 .C66 1989 628.3/5 087371184X 89012897 http://www.loc.gov/catdir/enhancements/fy0744/89012897-d.html http://www.loc.gov/catdir/enhancements/fy0744/89012897-d.html UOEL 000 20170712160315.0 2925638