Gregory, B. A. (1973). An introduction to electrical instrumentation / (by) B.A. Gregory. Macmillan.
Chicago Edition CitationGregory, B. A. An Introduction to Electrical Instrumentation / (by) B.A. Gregory. London: Macmillan, 1973.
MLA Edition CitationGregory, B. A. An Introduction to Electrical Instrumentation / (by) B.A. Gregory. Macmillan, 1973.
Warning: These citations may not always be 100% accurate.