APA Citation

Copi, I. M., Cohen, C., & McMahon, K. (2009). Introduction to logic (13 Ed.). London: Routledge, USA.

Chicago Style Citation

Copi, Irving M., Carl Cohen, and Kenneth McMahon. Introduction to Logic. 13 Ed. London: Routledge, USA, 2009.

MLA Citation

Copi, Irving M., Carl Cohen, and Kenneth McMahon. Introduction to Logic. 13 Ed. London: Routledge, USA, 2009.

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