De, Anil Kumar <br/><br/>
Environmental chemistry 
Anil Kumar De. 
 - 4th ed. 
 - New Delhi  New Age Intenrational  2002 
 - xv, 392p., 22cm. 
<br/><br/><label>ISBN: </label>81-224-1247-5. 
<br/><br/><label>Dewey Class. No.: </label>574.5  / D28E