De, A.K <br/><br/>
Environmental Chemistry 
A.K De 
 - 4th Edition 
 - New Delhi  New Age international publishers  2000 
 - 392 Pages 
<br/><br/><label>ISBN: </label>8122412475 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygien
<br/><br/><label>Dewey Class. No.: </label>513  / KUE