APA引文
Copi, I. M., & Cohen, C. (2002). Introduction to logic (11th ed.). Prentice Hall.
芝加哥风格引文
Copi, Irving M., 与 Carl Cohen. Introduction to Logic. 11th ed. Upper Saddle River, N.J. : New Delhi: Prentice Hall, 2002.
MLA引文
Copi, Irving M., 与 Carl Cohen. Introduction to Logic. 11th ed. Prentice Hall, 2002.
警告：这些引文格式不一定是100％准确.