Dyfyniad APA

Schiller, B. R. (2014). Essentials of Economics. Boston, MA: McGraw-Hill.

Dyfyniad Arddull Chicago

Schiller, Bradley R. Essentials of Economics. Boston, MA: McGraw-Hill, 2014.

Dyfyniad MLA

Schiller, Bradley R. Essentials of Economics. Boston, MA: McGraw-Hill, 2014.

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