Citazione Stile APA (7a Edizione)

Froyen, R. T. (1990). Macroeconomics: Theories and policies (3rd.ed.). Macmillan.

Citazione stile Chigago Style (17a edizione)

Froyen, Richard T. Macroeconomics: Theories and Policies. 3rd.ed. New York: Macmillan, 1990.

Citatione MLA (9a ed.)

Froyen, Richard T. Macroeconomics: Theories and Policies. 3rd.ed. Macmillan, 1990.