Cita APA (7a ed.)

Hund, A. (1942). Frecuency modulation. McGraw-Hill.

Cita Chicago Style (17a ed.)

Hund, August. Frecuency Modulation. New York: McGraw-Hill, 1942.

Cita MLA (9a ed.)

Hund, August. Frecuency Modulation. McGraw-Hill, 1942.