Johnson, C. (1993). Process control instrumentation technology (4th ed.). Prentice Hall of India.
Chicago Edition CitationJohnson, Curtis. Process Control Instrumentation Technology. 4th ed. New Delhi: Prentice Hall of India, 1993.
MLA Edition CitationJohnson, Curtis. Process Control Instrumentation Technology. 4th ed. Prentice Hall of India, 1993.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.