TY  - BOOK
AU  - Pal, Surendra
TI  - A textbook on educational technology
SN  - 9788183306720
U1  - 371.33 
PY  - 2017///
CY  - New Delhi
PB  - Arjun publishing house
KW  - Education
KW  - Educational technology
N1  - Includes bibiographical references
ER  -