Cita APA (7th ed.)
Kupke, J. (1977). Horror sapiens cartoons. Texte Verlag Tübingen.
Cita Chicago (17th ed.)
Kupke, Joachim. Horror Sapiens Cartoons. Alemania: Texte Verlag Tübingen, 1977.
Cita MLA (9th ed.)
Kupke, Joachim. Horror Sapiens Cartoons. Texte Verlag Tübingen, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.