TY  - BOOK
AU  - Sampath, K.
TI  - Introduction to educational technology
SN  - 8120709721 (hardcover) | 9788120709720 (hardcover)
U1  - 371.3 SAM 
PY  - 1990///
CY  - [S.l.]
PB  - Stosius Inc/Advent Books Division
ER  -