Klaus, G., Liebscher, H., & Seyferth, H. (1970). Was ist. was soll. Kybernetik (6. Auflage, (44.-63. Tsd.).). Urania Verlag.
Citação do estilo Chicago (17ª ed.)Klaus, Georg, Heinz Liebscher, e Hasso Seyferth. Was Ist. Was Soll. Kybernetik. 6. Auflage, (44.-63. Tsd.). Leipzig ; Jena ; Berlin: Urania Verlag, 1970.
Citação MLA (8ª ed.)Klaus, Georg, et al. Was Ist. Was Soll. Kybernetik. 6. Auflage, (44.-63. Tsd.). Urania Verlag, 1970.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.