APA (7th ed.) Citation

Eco, U. (1986). Art and beauty in the middle ages. Yale University.

Chicago Style (17th ed.) Citation

Eco, Umberto. Art and Beauty in the Middle Ages. London: Yale University, 1986.

MLA (9th ed.) Citation

Eco, Umberto. Art and Beauty in the Middle Ages. Yale University, 1986.

Warning: These citations may not always be 100% accurate.