TY  - GEN
AU  - Gunasekera, Rani
TI  - Srawya dhrushya madya ha igenum moolashra
SN  - 955-20-1298-8
PY  - 1994///
CY  - Colombo
PB  - S. Godage
KW  - TEACHING
KW  - EDUCATION
KW  - TEACHING-AIDS AND DEVICES
ER  -