Clark, John W. , Viessman, Warren, Jr. & Hammer, Mark J. <br/><br/>
Water Supply and Pollution Control 
By John W. Clark, Warren Viessman, Jr. & Mark J. Hammer 
 - Second Edition 
 -  International Textbook Company  1971 
 - xiii, 661 pages, 23 cm. 
<br/><br/> include index 
<br/><br/><label>ISBN: </label>0-7002-2338-X 
<br/><br/><label>Dewey Class. No.: </label>363.61 C55