APA引文

Copi Irving M. (2016). Introduction to Logic (14th.). Pearson.

Chicago Style (17th ed.) Citation

Copi Irving M. Introduction to Logic. 14th. Delhi: Pearson, 2016.

MLA引文

Copi Irving M. Introduction to Logic. 14th. Pearson, 2016.

警告：這些引文格式不一定是100％准確.