Rajapaksha, Ruwan <br/><br/>
කුඩා ළමුන්ට පරිගණක 
 Kudaa lamumta pariganaka 

 - Rathmalana  Author Publishing   2002 
 - 28p., ill.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science
<br/><br/><label>Universal Decimal Class. No.: </label>681.31  / RAJ