"The lands of the thunderbolt : Sikhim, Chumbi & Bhutan" 
lands of the thunderbolt Sikhim Chumbi Bhutan 
 -  "xvi, 267p. ; 20cm. ; hbk." 
 - London  Constable and Company Limited  2000 
<br/><br/><label>ISBN: </label>9788120615045 
<br/><br/><label>Dewey Class. No.: </label>915.4 RON  / 22.915.4 RON