TY  - BOOK
AU  - Schoenfeld,Fred
TI  - General ampliofier concept-english / 
T2  - Bergwall Production   
SN  - 2004000092   
PY  - 1992///.
CY  - Crowborough
PB  - Audio Visual Source, 
KW  - Amplifier
KW  - electronics
N1  - VHS/NTSC
ER  -