TY  - BOOK
AU  - Ray P K S
TI  - Educational Technology
SN  - 9789382007715
U1  - 371.33 RAY 
PY  - 2014///
CY  - New Delhi
PB  - Dominant Publishers & Distributors Pvt. Ltd.
KW  -  instructional design
KW  -  ray p k s
KW  - educational technology
ER  -