TY  - BOOK
AU  - Aggarwal, J.C.
AU  - Gupta, S.
TI  - Shekshik Takniki=Educational Technology
SN  - 9788175415072
U1  - 372.358 
PY  - 2011///
CY  - Delhi
PB  - Shipra Publications
KW  - Educational Technology
KW  - Education
ER  -