Metcalf & Eddy;. <br/><br/>
Wastewater engineering , :  treatment and reuse / 
By Metcalf & Eddy;, George Tchobanoglous and H David; Burton Stensel. 
 - 4. 
 - delhi :  McGraw Hill,  2003. 
 - 1819p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9780070495395 
<br/><br/><label>Dewey Class. No.: </label>628.3  / EDD