Hammer, Mark J.  Jr. <br/><br/>
Water and wastewater technology/ 
Mark J. Hammer, Mark J. Hammer 
 - 7th ed. 
 - New Delhi :  PHI Learning,  2012 
 - xi, 460 p. :  ill.;  28 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9788120346017 (pbk)  Rs.450.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply engineering<br/>Sewage disposal
<br/><br/><label>Dewey Class. No.: </label>628.1