Cita APA (7a ed.)

Couch, L. W. (1997). Digital and analog communication systems (5th ed.). Prentice Hall.

Cita Chicago Style (17a ed.)

Couch, Leon W. Digital and Analog Communication Systems. 5th ed. Upper Saddle River, NJ: Prentice Hall, 1997.

Cita MLA (9a ed.)

Couch, Leon W. Digital and Analog Communication Systems. 5th ed. Prentice Hall, 1997.