Perelman,Y <br/><br/>
ගණිත විනෝදය   

 - Suriya Publisher   Colombo   2016 
 - 197p  1 
 - 2023-11-29 
<br/><br/><label>ISBN: </label>978-955-656-282-2 
<br/><br/><label>Nat. Bib. No.: </label>0006220 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>PER 
<br/><br/><label>Universal Decimal Class. No.: </label>510