Upgrading and retrofitting water and wastewater treatment plants / 
Water Environment Federation. 
 - New York :  McGraw-Hill,  c2005. 
 - xxi, 230 p. :  ill. ;  25 cm. 
 - WEF manual of practice ; .
<br/><br/> Prepared by Upgrading and Retrofitting Water and Wastewater Treatment Plants Task Force of the Water Environment Federation. 
<br/><br/>
<br/><br/><label>ISBN: </label>0071453032 (acidfree paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>|MC||E<br/>Sewage disposal plants--Retrofitting.<br/>Sewage disposal plants--Upgrading.<br/>Water treatment plants--Retrofitting<br/>Water treatment plants--Upgrading.
<br/><br/><label>Dewey Class. No.: </label>628.3  / WAT