Nanayakkara, Nanda Dharmapala <br/><br/>
පරිගණක ඉතිහාසය 
 Pariganaka ithihaasaya 

 - Colombo  S. Godage   1999 
 - 83p.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer
<br/><br/><label>Universal Decimal Class. No.: </label>681.31  / NAN