Royal University of Bhutan. <br/><br/>
Journal of research & development / 

 - Semtokha, Thimphu :  Royal University of Bhutan,  c2025. 
 - 144 p. :  ill. ;  25 cm. 
 -  vol. 14, no. 1 .
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>J00396-J00398 
<br/><br/><label>Dewey Class. No.: </label>A1  / RUB