APA (7th ed.) Citation

Klibansky, R., Panofsky, E., & Saxl, F. Die Lehre von den "quattuor humores": Raymond Klibansky. Erwin Panofsky. Melancholie.(1999 (?)).

Chicago Style (17th ed.) Citation

Klibansky, Raymond, Erwin Panofsky, and Fritz Saxl. "Die Lehre Von Den "Quattuor Humores": Raymond Klibansky. Erwin Panofsky." Melancholie.(1999 (?)) .

MLA (8th ed.) Citation

Klibansky, Raymond, et al. "Die Lehre Von Den "Quattuor Humores": Raymond Klibansky. Erwin Panofsky." Melancholie.(1999 (?)), .