Citazione Stile APA (7a Edizione)

Froyen, R. T. (1999). Macroeconomics: Theories and policies (6th ed.). Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Froyen, Richard T. Macroeconomics: Theories and Policies. 6th ed. Upper Saddle River, N.J: Prentice-Hall, 1999.

Citatione MLA (9a ed.)

Froyen, Richard T. Macroeconomics: Theories and Policies. 6th ed. Prentice-Hall, 1999.