Dyfyniad APA

Salvatore, D. (1983). Schaums outline of princepals of economics (1st edition.). McGraw-Hill.

Dyfyniad Arddull Chicago

Salvatore, Dominick. Schaums Outline of Princepals of Economics. 1st edition. Singapore: McGraw-Hill, 1983.

Dyfyniad MLA

Salvatore, Dominick. Schaums Outline of Princepals of Economics. 1st edition. McGraw-Hill, 1983.

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