APA (7th ed.) Citation

Copi, I. M., & Cohen, C. (2002). Introduction to logic (Eleventh edition.). Pearson Education, Asia.

Chicago Style (17th ed.) Citation

Copi, Irving M., and Carl Cohen. Introduction to Logic. Eleventh edition. Singapore: Pearson Education, Asia, 2002.

MLA (9th ed.) Citation

Copi, Irving M., and Carl Cohen. Introduction to Logic. Eleventh edition. Pearson Education, Asia, 2002.