Froyen, R. T. (1986). Macroeconomics: Theories and policies (2nd ed.). Macmillan.
芝加哥风格引文Froyen, Richard T. Macroeconomics: Theories and Policies. 2nd ed. New York: Macmillan, 1986.
MLA引文Froyen, Richard T. Macroeconomics: Theories and Policies. 2nd ed. Macmillan, 1986.
警告：这些引文格式不一定是100％准确.