APA引文

Ricardo, D. (1971). On the Principles of Political Economy and Taxation. Penguin.

Chicago Edition Citation

Ricardo, David. On the Principles of Political Economy and Taxation. England: Penguin, 1971.

MLA引文

Ricardo, David. On the Principles of Political Economy and Taxation. Penguin, 1971.

警告:这些引文格式不一定是100%准确.