TY  - BOOK
AU  - BANDA,O.G.Dayaratna
TI  - Nidahas Wishwavidyala Adyapanaya Pawudgalikakaranayata
SN  - 9789551468682
U1  - 373 
PB  - Maharagama,Ravaya Publishers
KW  - secondary education
ER  -