Dyfyniad APA

Pirenne, H. (1937). Economic and social history of medieval Europe. New York: Harcourt, Brace and company.

Dyfyniad Arddull Chicago

Pirenne, Henri. Economic and Social History of Medieval Europe. New York: Harcourt, Brace and company, 1937.

Dyfyniad MLA

Pirenne, Henri. Economic and Social History of Medieval Europe. New York: Harcourt, Brace and company, 1937.

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