Harvey, J. (1972). Multiple choice qus. for int. economics. Macmillan.
芝加哥风格引文Harvey, J. Multiple Choice Qus. for Int. Economics. London: Macmillan, 1972.
MLA引文Harvey, J. Multiple Choice Qus. for Int. Economics. Macmillan, 1972.
警告：这些引文格式不一定是100％准确.