Sedara, Nimal <br/><br/>
අලෙවිකරණය 
 Alevikaranaya 

 - Colombo  Rathna   1998 
 - 133p.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing
<br/><br/><label>Universal Decimal Class. No.: </label>6  / SED