Kalita,M.K. <br/><br/>
Introduction to Environmental Studies   

 - 1st /   2007. 
 - Delhi:  Asian Books Pvt.Ltd.  2007. 
 - 197p:  21cm. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Environmental, Environmental Studies. 
<br/><br/><label>Dewey Class. No.: </label>574.52