TY  - BOOK
AU  - Karthik, Priyanjan  .
TI  - Audio-visual aids and education / 
SN  - 81-7888-277-9
U1  - T:1 
PY  - 2005///
CY  - New Delhi : 
PB  - Dominant Publishers and Distributors , 
KW  - Education- Audio-Visual
ER  -