Bell, D. A. (1997). Electronic instrumentation and measurements (2nd ed.). Regents/Prentice Hall; Printice Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBell, David A. Electronic Instrumentation and Measurements. 2nd ed. Englewood Cliffs, N.J. : New Delhi: Regents/Prentice Hall; Printice Hall, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBell, David A. Electronic Instrumentation and Measurements. 2nd ed. Regents/Prentice Hall; Printice Hall, 1997.
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