Lua APA (7ú heag.)

Helfrick, A. D. &. C. W. D. (2023). Modern Electronic Instrumentation And Measurement Techniques (15th.). Pearson.

Lua i Stíl Chicago (17ú heag.)

Helfrick, Albert D. & Cooper William D. Modern Electronic Instrumentation And Measurement Techniques. 15th. New Delhi: Pearson, 2023.

Lua MLA (9ú heag.)

Helfrick, Albert D. & Cooper William D. Modern Electronic Instrumentation And Measurement Techniques. 15th. Pearson, 2023.

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