Debi,Aloka <br/><br/>
A Textbook of Environmental Engineering 

 - 1st Rev. 
 - Kolkata  Dhanpat Rai & Co.  2012 
 - XII,217p. 
<br/><br/><label>ISBN: </label> Rs.110.00 
<br/><br/><label>Dewey Class. No.: </label>628.1