APA (7th ed.) Citation

Downing, J. J. (1964). Modulation systems and noise. Prentice-Hall.

Chicago Style (17th ed.) Citation

Downing, John J. Modulation Systems and Noise. Englewood Cliffs, N. J.: Prentice-Hall, 1964.

MLA (9th ed.) Citation

Downing, John J. Modulation Systems and Noise. Prentice-Hall, 1964.