Citazione Stile APA (7a Edizione)

Froyen, R. T. (1995). Macroeconomics: Theories and policies (5th ed.). Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Froyen, Richard T. Macroeconomics: Theories and Policies. 5th ed. New Jersey: Prentice Hall, 1995.

Citatione MLA (9a ed.)

Froyen, Richard T. Macroeconomics: Theories and Policies. 5th ed. Prentice Hall, 1995.