APA引文

Geisert, W. F. (1951). Transport costs in the theory of international trade.

Chicago Style (17th ed.) Citation

Geisert, Wayne Frederick. Transport Costs in the Theory of International Trade. Evanston, Ill, 1951.

MLA引文

Geisert, Wayne Frederick. Transport Costs in the Theory of International Trade. 1951.

警告：這些引文格式不一定是100％准確.