APA način citiranja

Helfrick, A. D., & Cooper, W. D. (1990). Modern electronic instrumentation and measurement techniques. Prentice Hall.

Čikaški stil citiranja

Helfrick, Albert D., i William David Cooper. Modern Electronic Instrumentation and Measurement Techniques. New Delhi: Prentice Hall, 1990.

MLA način citiranja

Helfrick, Albert D., i William David Cooper. Modern Electronic Instrumentation and Measurement Techniques. Prentice Hall, 1990.