Dara,S.S <br/><br/>
A Textbook of Environmental Chemistry and Pollution Control 
S.S.Dara 
 - Ram Nagar  S.Chand   2004 
 - 354p. 
<br/><br/> P.B 
<br/><br/><label>ISBN: </label>8121908833 
<br/><br/><label>Dewey Class. No.: </label>628.5 DAR