Rao, C. S.  <br/><br/>
Environmental pollution control engineering / 

 - 2nd.  
 - New Delhi,  New Age International,  c2006. 
 - xiv, 424 p. ;  ill. ;  24 cm.  
<br/><br/><label>ISBN: </label>812241835x 
<br/><br/><label>Dewey Class. No.: </label>628.520