APA-viite (7. p.)
Couch, L. W. (2014). Dogital and analog communication systems (8th ed.). Pearson Education.
Chicago-viite (17. p.)
Couch, Leon W. Dogital and Analog Communication Systems. 8th ed. New Delhi: Pearson Education, 2014.
MLA-viite (9. p.)
Couch, Leon W. Dogital and Analog Communication Systems. 8th ed. Pearson Education, 2014.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.