TY  - BOOK
AU  - Gregory, B. A.
TI  - An introduction to electrical instrumentation and measurement system s: A guide to the use, selection, and limitations of electrical inst ruments and measurement systems 
U1  - 621.31921 
PY  - 1981///
CY  - London
PB  - Macmillan
KW  - Electric measurements
KW  - Electric meters
ER  -