Eco, U. (1986). Art and beauty in the middle ages. Yale University.
Chicagoスタイル(17版)引用形式Eco, Umberto. Art and Beauty in the Middle Ages. London: Yale University, 1986.
MLA(9版)引用形式Eco, Umberto. Art and Beauty in the Middle Ages. Yale University, 1986.
警告: この引用は必ずしも正確ではありません.