Dyfyniad APA

Von Mises, L., & Greaves, B. B. (2005). Theory and history: An interpretation of social and economic evolution. Liberty Fund.

Dyfyniad Arddull Chicago

Von Mises, Ludwig, and Bettina Bien Greaves. Theory and History: An Interpretation of Social and Economic Evolution. Indianapolis, Ind.: Liberty Fund, 2005.

Dyfyniad MLA

Von Mises, Ludwig, and Bettina Bien Greaves. Theory and History: An Interpretation of Social and Economic Evolution. Liberty Fund, 2005.

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