Cita APA (7th ed.)

Couch, L. W. (2001). Digital and analog communication systems (6th ed.). Prentice Hall, Pearson Education.

Cita Chicago (17th ed.)

Couch, Leon W. Digital and Analog Communication Systems. 6th ed. Upper Saddle River, N.J. : Delhi,IN.: Prentice Hall, Pearson Education, 2001.

Cita MLA (8th ed.)

Couch, Leon W. Digital and Analog Communication Systems. 6th ed. Prentice Hall, Pearson Education, 2001.