P Kumar <br/><br/>
Biological control of environmental poollution 

 - Sarup & Sons, New Delhi  2000 
 - viii,364p 
<br/><br/><label>ISBN: </label>81-7625-165-8 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Home Science - FRM
<br/><br/><label>Dewey Class. No.: </label>614.77 Kum