TY  - BOOK
ED  - Council of Scientific & Industrial Research, New Delhi
TI  - Electronics, instruments, radio, television : public address systems, standards physics based industries
T2  - Working group 1
U1  - 621.381072 21st ed.
PY  - 1966///
CY  - New Delhi : 
PB  - Council of Scientific & Industrial Research , 
KW  - Public address system
KW  - Physics
KW  - Instruments industry
KW  - Television
KW  - Radio
KW  - Industries
KW  - Research
ER  -