Dyfyniad APA

Frank, R. H., & Bernanke, B. (2004). Principles of macro-economics (2nd ed.). McGraw-Hill/Irwin.

Dyfyniad Arddull Chicago

Frank, Robert H., and Ben Bernanke. Principles of Macro-economics. 2nd ed. Boston: McGraw-Hill/Irwin, 2004.

Dyfyniad MLA

Frank, Robert H., and Ben Bernanke. Principles of Macro-economics. 2nd ed. McGraw-Hill/Irwin, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.