DE, Kumar Anil <br/><br/>
Environmental Chemistry 

 - 4th ed 
 - New Delhi  New Age International Pvt Lim  ited       2000 
 - xv, 392p. 
<br/><br/><label>ISBN: </label>81-224-1247-5 
<br/><br/><label>Dewey Class. No.: </label>333.73