Negi, Sharad Singh. <br/><br/>
Environmental Problems in the Himalaya /  

 - Dehra Dun-249001 :   Bishen Singh Mahendra Pal Singh ,   1997 
 - ii, 188p :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology <Himalaya>
<br/><br/><label>Dewey Class. No.: </label>H36.4497(G:55)  / M2