TY  - BOOK
AU  - 
AU  - Mittal, L.N.
AU  - Gupta, Raman
AU  - Gupta, Deepali
TI  - Applied aspects of educational technology
SN  - 9788121940276
U1  - 371.3 
PY  - 2012///
CY  - New Delhi
PB  - S.Chand
N1  - Includes index
ER  -