Kwakernaak, H. (1991). Modern signals and systems. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Kwakernaak, Huibert. Modern Signals and Systems. Englewood Cliffs, N.J: Prentice-Hall, 1991.
Lua MLA (9ú heag.)Kwakernaak, Huibert. Modern Signals and Systems. Prentice-Hall, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.