APA (7th ed.) Citation

Copi & Cohen. (2008). Introduction to logic (13th ed.). Pearson/Prentice Hall.

Chicago Style (17th ed.) Citation

Copi and Cohen. Introduction to Logic. 13th ed. Upper Saddle River, N.J: Pearson/Prentice Hall, 2008.

MLA (9th ed.) Citation

Copi and Cohen. Introduction to Logic. 13th ed. Pearson/Prentice Hall, 2008.

Warning: These citations may not always be 100% accurate.