TY  - BOOK
AU  - HELFRICK,Albert D.
AU  - Cooper, William D.
TI  - Modern electronic instrumentation and measurement 
SN  -  978-81-203-0752-0
U1  - 537.5 
PY  - 1990///
CY  - New Delhi 
PB  - Phi learning
KW  - Electronics
KW  - Physics
N1  - includes index.
ER  -