TY  - GEN
AU  - Kodithuwakku , Godwin
TI  - පර්යේෂණ ලෝකයට පිවිසෙමු
SN  - 9789558973035
U1  - 001.4 
CY  - Baththaramulla
PB  - Institute of Research and Devalopment  Center
KW  - Research
UR  - www.ird.lk
ER  -