TY  - BOOK
AU  - Sampath, K. .
AU  - Pannirselvam , A. .
AU  - Santhanam, S. .
TI  - Introduction to Educational Technology
U1  - 370.1 
PY  - 1984///
CY  - New Delhi
PB  - Sterling publishers
KW  - Education-Technology
KW  - Educational Technology
KW  - MS-Education
N1  - Bib, Index
ER  -