TY  - GEN
AU  - Kariyawasam , C.
TI  - à¶½à·à¶ à¶à¶°à·âà¶ºà·à¶´à¶± à¶´à·âà¶»à·à¶«à¶­à·
SN  - 9559008617
U1  - 370 
PY  - 1999///
CY  - Colombo
PB  - Shiksha Mandira
KW  - Education
KW  - World education
ER  -