APA (7th ed.) Citation

Couch, L. W. (1983). Digital and analog communication systems (2. print.). Macmillan [u.a.].

Chicago Style (17th ed.) Citation

Couch, Leon W. Digital and Analog Communication Systems. 2. print. New York: Macmillan [u.a.], 1983.

MLA (9th ed.) Citation

Couch, Leon W. Digital and Analog Communication Systems. 2. print. Macmillan [u.a.], 1983.