Balasuriya, P.B <br/><br/>
ගණිත පුබුදුව 
 Ganitha pubuduva 

 - Colombo  M.D.Gunasena   1964 
 - 607p.,  18 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Universal Decimal Class. No.: </label>511  / BAL