TY  - BOOK
AU  - Cooper,William David  .
AU  - Helfrick,Albert D..
TI  - Electronic instrumentation and measurement techniques / 
SN  - 0876924135
U1  - 621.381548 
PY  - 1989///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - ELECTRONIC MESUREMENT
N1  - Includes index
ER  -