Rai Topdham and Rai Lalitkumar. <br/><br/>
Trees of  the Sikkim Himalaya /  NA 

 - Trdes Publishing Company,  Trdes Publishing Company,  c1994. 
 - 119p,;  NA  24cm. 
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>Dewey Class. No.: </label>582.16