TY  - BOOK
AU  - Giridhar, C. H.
TI  - Encyclopaedia of educational technology: : media and education
SN  - 8171696988
U1  - 370.3 
PY  - 2004///
CY  - New Delhi
PB  - Commonwealth publishers
KW  - Education-Encyclopaedia
KW  - Encyclopaedia
ER  -