kumar, P. <br/><br/>
Biological control of environmental pollution 

 - New Dilhi  Sarup & Sons  2000 
 - [v],364p.  22cm 
<br/><br/><label>ISBN: </label>8176251658 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Effects of humans on ecology<br/>Ecology<br/>Specific factors affecting ecology
<br/><br/><label>Dewey Class. No.: </label>577.27  / KUM