APA način citiranja

Gabel, R. A., & Roberts, R. A. (1973). Signals and linear systems. John Wiley.

Čikaški stil citiranja

Gabel, Robert A., i Richards A. Roberts. Signals and Linear Systems. New York: John Wiley, 1973.

MLA način citiranja

Gabel, Robert A., i Richards A. Roberts. Signals and Linear Systems. John Wiley, 1973.