Gaya APA

, M, M, F, G, P, O, M, H, M, M, M, (. (2001). Origins of the European Economy . : Cambridge University Press.

Gaya MLA

, Michael, McCormick;, Francis, Goelet, Professor, Of, Medieval, History, Michael, McCormick;, Michael, (Harvard. "Origins of the European Economy". : Cambridge University Press, 2001. Text.