United States. General Accounting Office, United States. Congress. House. Committee on Science, Space, and Technology. Subcommittee on Investigations and Oversight, & Johnson, C. D. (2000). Process control instrumentation technology (6th ed.). Prentice-Hall.
Παραπομπή σε μορφή Chicago (17η εκδ.)United States. General Accounting Office, Space United States. Congress. House. Committee on Science, και Curtis D. Johnson. Process Control Instrumentation Technology. 6th ed. New Jersey: Prentice-Hall, 2000.
Παραπομπή σε μορφή MLA (8th εκδ.)United States. General Accounting Office, et al. Process Control Instrumentation Technology. 6th ed. Prentice-Hall, 2000.
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