Couch, L. W. (2001). Digital and analog communication systems (6th ed.). Prentice Hall, Pearson Education.
Chicago-referens (17:e uppl.)Couch, Leon W. Digital and Analog Communication Systems. 6th ed. Upper Saddle River, N.J. : Delhi,IN.: Prentice Hall, Pearson Education, 2001.
MLA-referens (8:e uppl.)Couch, Leon W. Digital and Analog Communication Systems. 6th ed. Prentice Hall, Pearson Education, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.