TY  - BOOK
AU  - Athukorala, Daya Rohana
TI  - සාර්ථකත්ව කුසලතා
SN  - 955-9008-88-9
U1  - 158.1 
PY  - 2015///
CY  - Panadura
PB  - Siksha Mandira Publishers
KW  - Personal Improvement
KW  - Applied Psychology
ER  -