Borgohain,Humen. <br/><br/>
Pragyar Sadhana 

 - 1st. 
 - Guwahati:  Students Stores. 
 - 165. 
<br/><br/><label>ISBN: </label>81-85905-80-0 
<br/><br/><label>Dewey Class. No.: </label> / BOR