TY  - BOOK
AU  - Pathak, R.P.
AU  - Chaudhary, Jagdeesh
TI  - Educational Technology 
SN  - 9788131754290
U1  - 371.33 
PY  - 2012///
CY  - New Delhi
PB  - Pearson Education
KW  - Educational Technology
KW  - Education
ER  -