TY  - BOOK
AU  - Peiris, Kamala
AU  - De Silva, Amarathunga
AU  - Abhayadewa, Chithrangani
TI  - හැදුම, වැඩුම, උගැන්ම හා ළමයා
U1  - 155.4 
PY  - 1976///
CY  - Katubedda
PB  - University of Sri Lanka
KW  - Developmental Psychology
KW  - Child Psychology
ER  -