Water quality and treatment  a handbook of community water supplies 
American Water Works Association. 
 - 4th ed. 
 - New York  McGraw-Hill  c1990. 
 - xiv, 1194 p.  ill.  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0070015406 
<br/><br/><label>LCCN: </label>906192  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Purification.<br/>Water supply--United States.<br/>Water quality
<br/><br/><label>LC Class. No.: </label>TD430  / .W365 1990 
<br/><br/><label>Dewey Class. No.: </label>628.1/6/0973