TY  - BOOK
ED  -  Rather, A R
TI  - Essentials of Instructional Technology
SN  - 817141818X (Rs.150.00) PB
U1  - 370.024 6 ESS 21st
PY  - 2004/// PB
CY  - New Delhi
PB  - Discovery Publilshing House
KW  - Education Technology
ER  -