Perera, Dunstan  <br/><br/>
COMBINED MATHEMATICS  

 - Gihan Book Publisher   Dehiwala   2009 
 - 310p  1 
 - 2023-11-09 
<br/><br/><label>ISBN: </label>978-955-593-484-8 
<br/><br/><label>Nat. Bib. No.: </label>0007689 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>PER 
<br/><br/><label>Universal Decimal Class. No.: </label>511.6