Case, K. E., & Fair, R. C. (1996). Principles of macroeconomics (4th ed.). Upper Saddle River, N.J.: Prentice Hall.
Dyfyniad Arddull ChicagoCase, Karl E., và Ray C. Fair. Principles of Macroeconomics. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 1996.
Dyfyniad MLACase, Karl E., và Ray C. Fair. Principles of Macroeconomics. 4th ed. Upper Saddle River, N.J.: Prentice Hall, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.