Eco, U. History and historiography of semiotics: Umberto Eco. [Semiotik, 1].(1997).
Chicagoスタイル(17版)引用形式Eco, Umberto. "History and Historiography of Semiotics: Umberto Eco." [Semiotik, 1].(1997) .
MLA(8版)引用形式Eco, Umberto. "History and Historiography of Semiotics: Umberto Eco." [Semiotik, 1].(1997), .
警告: この引用は必ずしも正確ではありません.