APA (7th ed.) Citation

Helfrick, Albert D, & Cooper, W. D. (1990). Modern Electronic Instrumentation and Measurement Techniques (8120307526.). Prentice-Hall of India.

Chicago Style (17th ed.) Citation

Helfrick, Albert D, and William D. Cooper. Modern Electronic Instrumentation and Measurement Techniques. 8120307526. New Delhi: Prentice-Hall of India, 1990.

MLA (9th ed.) Citation

Helfrick, et al. Modern Electronic Instrumentation and Measurement Techniques. 8120307526. Prentice-Hall of India, 1990.