Lands of thunderbolt Sikkim, Chumbi and Bhutan. 

 - London :  Constable and Company Limited,  2000. 
 - 267 p.  22 cm. 
<br/><br/>Includes bibliography references and index. 
<br/><br/><label>ISBN: </label>8120615042 
<br/><br/><label>Dewey Class. No.: </label>954