TY  - BOOK
AU  - Belove,Charles
AU  - Schachter,Harry
AU  - Schilling,Donald L.
TI  - Digital and analog systems, circuits and devices: an introduction 
SN  - 0070044201
PY  - 1973///
CY  - New York
PB  - McGraw-Hill
KW  - Electric engineering
ER  -