Lokugamage, S. E. <br/><br/>
Welandha Vyapara Kalamanakaranaya  

 - Nugegoda  Sarasavi Prakashakayo  2000 
 - [8], 194 p. 
<br/><br/><label>ISBN: </label>9555731063 
<br/><br/><label>Dewey Class. No.: </label>658  / LOK