Metcalf <br/><br/>
Wastewater engineering  treatment and reuse 
Metcalf & Eddy  
 - 4th ed. 
 - New Delhi:  McGraw-Hill;  2003. 
 - xxviii,1819p.  ill.; 
<br/><br/> includes index  
<br/><br/><label>ISBN: </label>0070495394 
<br/><br/><label>Dewey Class. No.: </label>628.2 M5651w 2003