Yapa,N.U. <br/><br/>
සීඩීඑස්/අයිසිස් සලර අත්පොත 
 CDS/ISIS Sarala Athpotha 

 - Colombo  Sri Lanka Swabawika Sampath Balashakthi ha Vidya Adhikariya  1996 
 -  100p., 29 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Science
<br/><br/><label>Universal Decimal Class. No.: </label>025.4036 YAP