Harvey, J. (1993). Modern economics: An introduction for business and professional students (6th ed.). Macmillan.
芝加哥风格引文Harvey, Jack. Modern Economics: An Introduction for Business and Professional Students. 6th ed. London: Macmillan, 1993.
MLA引文Harvey, Jack. Modern Economics: An Introduction for Business and Professional Students. 6th ed. Macmillan, 1993.
警告：这些引文格式不一定是100％准确.