TY  - BOOK
AU  - Helfrick,Albert D.
AU  - Cooper,William D.
TI  - Modern electronic instrumentation and measurement techniques / 
SN  - 8120307526
U1  - 621.381548 
PY  - 2004///
CY  - New Delhi : 
PB  - Prentice Hall of India , 
KW  - ELECTRONIC MEASUREMENT
N1  - Includes index
ER  -