APA引文

Youngson, A. J. (1972). Economic development in the long run. London: George Allen& Unwin.

Trích dẫn kiểu Chicago

Youngson, A. J. Economic Development in the Long Run. London: George Allen& Unwin, 1972.

MLA引文

Youngson, A. J. Economic Development in the Long Run. London: George Allen& Unwin, 1972.

警告：這些引文格式不一定是100％准確.