Dyfyniad APA

Thomas, s. E. (1925). Elements of economics (10ed.). The Donnington press; Sir I. Pitman & Sons, ltd.

Dyfyniad Arddull Chicago

Thomas, s Evelyn. Elements of Economics. 10ed. St. Albans, London: The Donnington press; Sir I. Pitman & Sons, ltd, 1925.

Dyfyniad MLA

Thomas, s Evelyn. Elements of Economics. 10ed. The Donnington press; Sir I. Pitman & Sons, ltd, 1925.

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