TY  - GEN
AU  - Defrance, J.J.
TI  - General electronics circuits 
SN  - 0030154812
U1  - 621.38153 
PY  - 1976///
CY  - New York
PB  - Holt Rinehart and winston
KW  - PRINTED CIRCUITS AND CIRCUITS FOR SPECIFIC FUNCTIONS
ER  -