Vischer, R., Mallgrave, H. F., Ikonomou, E., Vischer, R., & Οικονόμου, Ε. (1994). Empathy, form, and space: Problems in German aesthetics, 1873-1893. Santa Monica, CA : [Chicago, Ill.]: Getty Center for the History of Art and the Humanities Distributed by the University of Chicago Press.

Vischer, Robert, Harry Francis Mallgrave, Eleftherios Ikonomou, Robert Vischer, and Ελευθέριος Οικονόμου. Empathy, Form, and Space: Problems in German Aesthetics, 1873-1893. Santa Monica, CA : [Chicago, Ill.]: Getty Center for the History of Art and the Humanities Distributed by the University of Chicago Press, 1994.

Vischer, Robert, et al. Empathy, Form, and Space: Problems in German Aesthetics, 1873-1893. Santa Monica, CA : [Chicago, Ill.]: Getty Center for the History of Art and the Humanities Distributed by the University of Chicago Press, 1994.