Handbook of water purification / 
editor Walter Lorch. 
 - London :  McGraw-Hill,  1981. 
 - 715 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>ISBN: </label>0070845557 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Purification