Wellappili , A.R  <br/><br/>
ඉංජිනේරු තාක්ෂණවේදය  

 - Author Publisher   Weerakatiya   2019 
 - 85p  1 
 - 2024-02-02 
<br/><br/><label>ISBN: </label>955388800-3 
<br/><br/><label>Nat. Bib. No.: </label>0008068 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>WEL 
<br/><br/><label>Universal Decimal Class. No.: </label>620