APA (7th ed.) Citation

Gabel, R. A., & Roberts, R. A. (1987). Signals and linear systems (3a. ed.). J. Wiley.

Chicago Style (17th ed.) Citation

Gabel, Robert A., and Richard A. Roberts. Signals and Linear Systems. 3a. ed. New York: J. Wiley, 1987.

MLA (9th ed.) Citation

Gabel, Robert A., and Richard A. Roberts. Signals and Linear Systems. 3a. ed. J. Wiley, 1987.