TY  - BOOK
AU  - Aggarwal,J.C.
TI  - Essentials of educational technology:  teaching learning; innovations in education 
SN  - 706997190
U1  - 371.33/AGG 
PY  - 1995/// (2000 printing)
CY  - New Delhi
PB  - Vikas Publishing
KW  - Educational Technology
N1  - Includes index
ER  -