Gunasekara, S. <br/><br/>
ගණිතය ඉතිහාසය 
 Ganithaya ethihaasaya 

 - Colombo  M.D.Gunasena   1957 
 - 128p., ill.,  20 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History of mathematics
<br/><br/><label>Universal Decimal Class. No.: </label>51 (09)  / GUN