Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

Gabel, Robert A., y Richard A. Roberts. Signals and Linear Systems. 3rd ed. Wiley, 1987.