TY  - BOOK
AU  - SW A mos.
AU  - 
TI  - Radio,TVS& Audio Technical reference book
U1  - 621.396/7(02) 
PY  - 1977///
CY  - London
PB  - Newnes-Butterworths
KW  - radio
KW  - Modern television
KW  - Television
ER  -