Cita APA (7a ed.)

Klaus, G. (1971). Was ist. Was soll. Kybernetik. Urania Verlag.

Cita Chicago Style (17a ed.)

Klaus, Georg. Was Ist. Was Soll. Kybernetik. Leipzig: Urania Verlag, 1971.

Cita MLA (8a ed.)

Klaus, Georg. Was Ist. Was Soll. Kybernetik. Urania Verlag, 1971.