APA引文

Brown, A. J. (1959). Introduction to the world economy. London: George Allen & Unwin Ltd.

Trích dẫn kiểu Chicago

Brown, A. J. Introduction to the World Economy. London: George Allen & Unwin Ltd, 1959.

MLA引文

Brown, A. J. Introduction to the World Economy. London: George Allen & Unwin Ltd, 1959.

警告：这些引文格式不一定是100％准确.