KHOPKAR,S.M. <br/><br/>
Enviournmental pollution analysis 

 - New Delhi.  New Age international Pvt. Lt  d.         1995 
 - xii,190p.. 
<br/><br/><label>ISBN: </label>81-224-0463-4 
<br/><br/><label>Dewey Class. No.: </label>574.5222