TY  - BOOK
AU  - Helfrick, Albert D.
AU  - Cooper, William D.
TI  - Modern electronic instrumentation and measurement techniques
SN  - 0135933854
U1  - 621.3815 
PY  - 1990///
CY  - New Jersey
PB  - Prentice -Hall
KW  - Electric measurements
KW  - Electronic measurements
KW  - Electronic instruments
KW  - Electric meters
ER  -