Dyfyniad APA
Hall, R. E., & Taylor, J. B. (1997). Macroeconomics (5th ed.). W.W. Norton & Company.
Dyfyniad Arddull Chicago
Hall, Robert E., and John B. Taylor. Macroeconomics. 5th ed. New York: W.W. Norton & Company, 1997.
Dyfyniad MLA
Hall, Robert E., and John B. Taylor. Macroeconomics. 5th ed. W.W. Norton & Company, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.