Jatawardana, Ajith <br/><br/>
ඉගෙනීමට ඉගෙනීම  

 - Sci Tech Publishing  Kohuwala  2013 
 - 102p  1 
 - 2023-09-20 
<br/><br/><label>ISBN: </label>9-789551-760168 
<br/><br/><label>Nat. Bib. No.: </label>0003112 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>JAY 
<br/><br/><label>Universal Decimal Class. No.: </label>371.1