Upadhaya, K.C. <br/><br/>
Environmental studies / 
Kamal Chandra ; Bhupen Saikia and Prakash Jyoti Saikia 
 - guwahati :  Kalyani Publishers .,  2005. 
 - 208 p.;  ill. :  18 cm. 
<br/><br/>It includes bibliographical information 
<br/><br/><label>ISBN: </label>8127225045 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment 
<br/><br/><label>Dewey Class. No.: </label>551.51  / UPA