Cita APA (7a ed.)

Proakis, J. G. (1995). Digital communications (3rd ed.). McGraw-Hill.

Cita Chicago Style (17a ed.)

Proakis, John G. Digital Communications. 3rd ed. New York [etc.]: McGraw-Hill, 1995.

Cita MLA (9a ed.)

Proakis, John G. Digital Communications. 3rd ed. McGraw-Hill, 1995.