APA引文

Harrod, R. (1968). International trade theory in a developing world. Macmillan.

Chicago Edition Citation

Harrod, Roy. International Trade Theory in a Developing World. London: Macmillan, 1968.

MLA引文

Harrod, Roy. International Trade Theory in a Developing World. Macmillan, 1968.

警告：這些引文格式不一定是100％准確.