Citazione Stile APA (7a Edizione)

Roll, E. (1939). A history of economic thought. Prentice-Hall.

Citazione stile Chigago Style (17a edizione)

Roll, Erich. A History of Economic Thought. New York: Prentice-Hall, 1939.

Citatione MLA (9a ed.)

Roll, Erich. A History of Economic Thought. Prentice-Hall, 1939.