APA引文

Copi , I. M. (1976). Symbolic Logic (5th.). Pearson.

芝加哥风格引文

Copi , Irving M. Symbolic Logic. 5th. Delhi: Pearson, 1976.

MLA引文

Copi , Irving M. Symbolic Logic. 5th. Pearson, 1976.

警告：这些引文格式不一定是100％准确.