Wijerathna, N.P. <br/><br/>
පරිගණක දවසකින් 
 Computer in a day 

 - Kotadeniyava  Ashirvada   2000 
 - 118p.,  22 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science
<br/><br/><label>Universal Decimal Class. No.: </label>681.3  / WIJ