"Indrarathna, A.D.V. de S." <br/><br/>
මිල න්‍යාය/ 
A.D.V. de S. Indrarathna 
 - 4th 
 - Colombo:  "Author,"  2007 
 - 28p. 
<br/><br/><label>Subjects--Index Terms: </label>price theory 
<br/><br/><label>Dewey Class. No.: </label>332