APA引文

Drake, K. (1970). Britain's exports and the balance of payments. London: Sphere.

Trích dẫn kiểu Chicago

Drake, Keith. Britain's Exports and the Balance of Payments. London: Sphere, 1970.

MLA引文

Drake, Keith. Britain's Exports and the Balance of Payments. London: Sphere, 1970.

警告：這些引文格式不一定是100％准確.