TY  - BOOK
ED  - Venkataiah, N
TI  - Educational Technology
SN  - 8176484857 (Rs.150.00) PB
U1  - 370.024 6 EDU 21st
PY  - 2004/// PB
CY  - New Delhi
PB  - APH Publishing Corporation
KW  - Education Technology
ER  -