APA (7th ed.) Citation

Haykin, S. S., & Van Veen, B. (1999). Signals and systems. John Wiley.

Chicago Style (17th ed.) Citation

Haykin, Simon S., and Barry Van Veen. Signals and Systems. New York: John Wiley, 1999.

MLA (8th ed.) Citation

Haykin, Simon S., and Barry Van Veen. Signals and Systems. John Wiley, 1999.

Warning: These citations may not always be 100% accurate.