Dayarathne,Upul <br/><br/>
Information And Communication Technology 

 - M.D. Gunasena   Colombo 11 
 - 166p  1 
 - 2023-12-07 
<br/><br/><label>ISBN: </label>978-955-21-2128-9 
<br/><br/><label>Nat. Bib. No.: </label>0003573 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>DAY 
<br/><br/><label>Universal Decimal Class. No.: </label>004