National Joint Apprenticeship and Training Committee for the Electrical Industry. (2008). Fundamentals of instrumentation (2nd ed.). Delmar Cengage Learning.
Chicago-viite (17. p.)National Joint Apprenticeship and Training Committee for the Electrical Industry. Fundamentals of Instrumentation. 2nd ed. Clifton Park, NY: Delmar Cengage Learning, 2008.
MLA-viite (8. p.)National Joint Apprenticeship and Training Committee for the Electrical Industry. Fundamentals of Instrumentation. 2nd ed. Delmar Cengage Learning, 2008.
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