Lehmann, M. B. (1997). Real world economic applications: The Wall Street journal workbook (6th ed.). Irwin.
芝加哥风格引文Lehmann, Michael B. Real World Economic Applications: The Wall Street Journal Workbook. 6th ed. Chicago: Irwin, 1997.
MLA引文Lehmann, Michael B. Real World Economic Applications: The Wall Street Journal Workbook. 6th ed. Irwin, 1997.
警告：这些引文格式不一定是100％准确.