Copi, I. M., & Rodych, V. C. (2019). Introduction to logic (15th ed.). Routledge.
Chicagoスタイル(17版)引用形式Copi, Irving M., , Victor Cohen Rodych. Introduction to Logic. 15th ed. New York: Routledge, 2019.
MLA(9版)引用形式Copi, Irving M., , Victor Cohen Rodych. Introduction to Logic. 15th ed. Routledge, 2019.
警告: この引用は必ずしも正確ではありません.