Abel Andrew B. (2016). Macroeconomics (8th.). Pearson.
Cita Chicago (17th ed.)Abel Andrew B. Macroeconomics. 8th. Noida: Pearson, 2016.
Cita MLA (9th ed.)Abel Andrew B. Macroeconomics. 8th. Pearson, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.