Punima, B.C. <br/><br/>
Waste water Engineering. 

 - 2nd 
 - New Delhi  Laxmi  2002 
 - 97 
<br/><br/><label>ISBN: </label>81-884-58-87-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil Engg.