TY  - BOOK
AU  - Helfrick, Albert D.
AU  - Helfrick, Albert D.Cooper, William D.
TI  - Modern electronic instrumentation and measurement techniques
SN  - 9788120307520
AV  - 681.2 HEL 1990 
U1  - 681.2 HEL 681.2 HEL 1990 
PY  - 1990///
CY  - New Delhi
PB  - Prentice-Hall
KW  - Instrumentation and Control
N1  - 4638 681.2 HEL CoE - General CoE - Bookstore 1.25 4922 681.2 HEL CoE - General CoE - Bookstore 1.25 10556 681.2 HEL CoE - General CoE - Bookstore 1.25 4921 681.2 HEL CoE - General CoE - Bookstore 1.25 10559 681.2 HEL CoE - General CoE - Bookstore 1.25 10557 681.2 HEL CoE - General CoE - Bookstore 1.25
ER  -