Dentel, Steven K. <br/><br/>
Guidance manual for polymer selection in wastewater treatment plants: Project 91 

 - Alexandria  Water Environment Research Foundation  1993 
 - varied pagings. 
<br/><br/><label>ISBN: </label>257238 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-purification
<br/><br/><label>Dewey Class. No.: </label>628.162  / DEN