Lua APA (7ú heag.)
Gabel, R. A., & Roberts Richard A. (1995). Signals and linear systems (3rd ed.). John Willey & Sons.
Lua i Stíl Chicago (17ú heag.)
Gabel, Robert A., agus Roberts Richard A. Signals and Linear Systems. 3rd ed. New Delhi: John Willey & Sons, 1995.
Lua MLA (9ú heag.)
Gabel, Robert A., agus Roberts Richard A. Signals and Linear Systems. 3rd ed. John Willey & Sons, 1995.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.