Lithira ,Education  <br/><br/>
භෞතික විද්‍යාව 2015  

 - Lithira Publisher   Badulla   2015 
 - 95p  1 
 - 2023-11-22 
<br/><br/><label>ISBN: </label>978-955-42707-0-1 
<br/><br/><label>Nat. Bib. No.: </label>0007153 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>LIT 
<br/><br/><label>Universal Decimal Class. No.: </label>530