Ahmed,R. <br/><br/>
Arthavigyanat Porisankhya-Paddhati 

 - 1st. 
 - Jorhat:  Unika Prakashan. 
 - 516. 
<br/><br/><label>ISBN: </label>978-93-82030-17-1 
<br/><br/><label>Dewey Class. No.: </label> / AHM