Tewari, D. N.  <br/><br/>
Himalayan eco-system /     
Dr. D. N. Tewari. 
 - Dehra Dun :  International Book Distributors,  1994. 
 - iv, 355 p. : col. ill. 
<br/><br/> Includes Index. 
<br/><br/><label>ISBN: </label>8170892112 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecosystem management --Himalayan Mountains Region.--<br/>Environmental policy --Himalaya Mountains Region.--