APA (7th ed.) Citation

Haykin, S. S. (2005). Signals and systems (2. ed., JustAsk Ed.). Wiley.

Chicago Style (17th ed.) Citation

Haykin, Simon S. Signals and Systems. 2. ed., JustAsk Ed. New York: Wiley, 2005.

MLA (9th ed.) Citation

Haykin, Simon S. Signals and Systems. 2. ed., JustAsk Ed. Wiley, 2005.