Klaus, G. (1970). Was ist. Was soll. Kybernetik. Urania Verlag.
Chicago Style (17. basım) AtıfKlaus, Georg. Was Ist. Was Soll. Kybernetik. Leipzig: Urania Verlag, 1970.
MLA (8th ed.) AtıfKlaus, Georg. Was Ist. Was Soll. Kybernetik. Urania Verlag, 1970.
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