Froyen, R. (2019). Macroeconomics (10th.). Pearson.
Cita Chicago (17th ed.)Froyen, Richard. Macroeconomics. 10th. Pearson, 2019.
Cita MLA (9th ed.)Froyen, Richard. Macroeconomics. 10th. Pearson, 2019.
Atenció: Aquestes cites poden no estar 100% correctes.