APA引文

Gravelle,Hugh. (2008). Microeconomics (3.). Pearson.

芝加哥风格引文

Gravelle,Hugh. Microeconomics. 3. Noida: Pearson, 2008.

MLA引文

Gravelle,Hugh. Microeconomics. 3. Pearson, 2008.

警告：这些引文格式不一定是100％准确.