Wijethunga,Nawanaliye <br/><br/>
විද්‍යාඥයෝ ii 

 - Kartha Publishers  Udumulla  2019 
 - 64p  1 
 - 2024-02-02 
<br/><br/><label>ISBN: </label>978-955-8672-29-7 
<br/><br/><label>Nat. Bib. No.: </label>0007367 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>WIJ 
<br/><br/><label>Universal Decimal Class. No.: </label>920