Hammer, Mark J. <br/><br/>
Water and waste-water technology / 
Mark J. Hammer. 
 - 4th ed. 
 - New Dehli :  PrenticeHall,  2003. 
 - vii, 536 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>8120321081 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply engineering.<br/>Sewage disposal.