Eastern himalayas/ 
Sharma,Kadambari 
 - 1st.ed. 
 - New Delhi:  Anmol pub.ltd.,  1999. 
 - 210 
<br/><br/><label>ISBN: </label>8126102500 
<br/><br/><label>Dewey Class. No.: </label>954.9603  / SHA/E