APA引文

Marshall, G. P. (1980). Social goals and economic perspectives. London: Penguin Books.

Trích dẫn kiểu Chicago

Marshall, G. P. Social Goals and Economic Perspectives. London: Penguin Books, 1980.

MLA引文

Marshall, G. P. Social Goals and Economic Perspectives. London: Penguin Books, 1980.

警告：這些引文格式不一定是100％准確.