APA引文

Burn, D. (1972). Realities of free trade. London: George Allen & Unwin Ltd.

Trích dẫn kiểu Chicago

Burn, Duncan. Realities of Free Trade. London: George Allen & Unwin Ltd, 1972.

MLA引文

Burn, Duncan. Realities of Free Trade. London: George Allen & Unwin Ltd, 1972.

警告：这些引文格式不一定是100％准确.