De, Anil Kumar <br/><br/>
Environmental chemistry 
Anil Kumar De 
 - 6th ed 
 - New Delhi  New Age International  2006 
 - ix, 339p. 
<br/><br/><label>ISBN: </label>8122419461 
<br/><br/><label>Dewey Class. No.: </label>577.14 D34E