TY  - BOOK
AU  - Crowhurst,Norman H.
TI  - Basic audio
U1  - 621.3818 
PY  - 1970///
CY  - Bombay
PB  - D.B. Taraporevala
KW  - Audio amplifiers
KW  - Oscillators, Audio-frequency
KW  - Sound recording
KW  - Audio tapes
N1  - Library has Vol. 1-3; Vol. 1 -v. 2 -v. 3, 1970
ER  -