TY  - BOOK
AU  - Thilakarathne, M. T. N.
AU  - Priyankara, Y. D.
TI  - ප්‍රවේශ I
U1  - 300.72 
PY  - 2019///
CY  - Colombo
PB  - Social Scientist Association
KW  - Educational Research
ER  -