PATHAK, GUPTAJIT. <br/><br/>
ENVIRONMENTAL STUDIES 

 - 1ST. 
 - GUWAHATI  ASHOK BOOK STALL  2010 
 - 238:  20CM. 
<br/><br/><label>Subjects--Index Terms: </label>Ecology 
<br/><br/><label>Dewey Class. No.: </label>577 PAT