APA (7th ed.) Citation

Couch, L. W. (2013). Digital and analog communication systems (8th ed.). Pearson.

Chicago Style (17th ed.) Citation

Couch, Leon W. Digital and Analog Communication Systems. 8th ed. Upper Saddle River, N.J: Pearson, 2013.

MLA (9th ed.) Citation

Couch, Leon W. Digital and Analog Communication Systems. 8th ed. Pearson, 2013.