APA引文

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引文

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

警告：這些引文格式不一定是100％准確.