Ramanayaka, D.A  <br/><br/>
මෘදු ගණිතය   

 - Sarasvi Publisher   Nugegoda   2006 
 - 120p  1 
 - 2023-11-28 
<br/><br/><label>ISBN: </label>955-573-542-5 
<br/><br/><label>Nat. Bib. No.: </label>0001387 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>RAM 
<br/><br/><label>Universal Decimal Class. No.: </label>510