APA (7th ed.) Citation

Klapper, J., & Frankle, J. T. (1972). Phase-locked and frequency-feedback systems: Principles and techniques. Academic Press.

Chicago Style (17th ed.) Citation

Klapper, Jacob, and John T. Frankle. Phase-locked and Frequency-feedback Systems: Principles and Techniques. New York: Academic Press, 1972.

MLA (9th ed.) Citation

Klapper, Jacob, and John T. Frankle. Phase-locked and Frequency-feedback Systems: Principles and Techniques. Academic Press, 1972.