Bell, D. A. (1994). Electronic instrumentation and measurements (2nd ed.). Prentice Hall Career & Technology.
Lua i Stíl Chicago (17ú heag.)Bell, David A. Electronic Instrumentation and Measurements. 2nd ed. Englewood Cliffs, N.J: Prentice Hall Career & Technology, 1994.
Lua MLA (9ú heag.)Bell, David A. Electronic Instrumentation and Measurements. 2nd ed. Prentice Hall Career & Technology, 1994.
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