Sikkim :/  a traveller's guide 
Sujoy Das 
 - 1st ed. 
 - New Delhi ::  Permanent Black :,  c2001. 
 - 159 p. : 
<br/><br/><label>ISBN: </label>8178240084 
<br/><br/><label>Dewey Class. No.: </label>915.4167  / DAS/S