Tchobanoglous, George <br/><br/>
Wastewater engineering 
 treatment, disposal, and reuse 

 - 3rd ed. 
 - New York  McGraw-Hill  1991 
<br/><br/><label>ISBN: </label>0071008241 
<br/><br/><label>LC Class. No.: </label>TD 645 Tch