TY  - BOOK
AU  - Helfrick, Albert D.
AU  - Cooper, William D.
TI  - Modern Electronic Instrumentation and Measurement Techniques
SN  - 9788120307520
U1  - 621.381548 
PY  - 1990///
CY  - New Delhi
PB  - Prentice-Hall of India Pvt. Ltd.
KW  - Instrumentation Engineering
ER  -