Cita APA (7a ed.)

Haykin, S. S. (1989). An introduction to analog and digital communications. Wiley.

Cita Chicago Style (17a ed.)

Haykin, Simon S. An Introduction to Analog and Digital Communications. New York: Wiley, 1989.

Cita MLA (8a ed.)

Haykin, Simon S. An Introduction to Analog and Digital Communications. Wiley, 1989.