TY  - BOOK
AU  - Bhatt, B D
TI  - Modern encyclopaedia of educational technology, v1-educational technology: its meaning and scope, v2-educational technology:audio-visula aids and films, v3-educational technology:educational broadcasting and use of television, v4-educational technology:use of computers
U1  - 371.3028 B469M 
PY  - 1994///
CY  - Delhi
PB  - Kanishka
ER  -