Dyfyniad APA

Schiller, B. R. (1997). The macro economy today (7th ed.). IRWIN.

Dyfyniad Arddull Chicago

Schiller, Bradley R. The Macro Economy Today. 7th ed. Boston: IRWIN, 1997.

Dyfyniad MLA

Schiller, Bradley R. The Macro Economy Today. 7th ed. IRWIN, 1997.

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