Pirenne, H. (1937). Economic and social history of medieval Europe. New York: Harcourt, Brace and company.
Trích dẫn kiểu ChicagoPirenne, Henri. Economic and Social History of Medieval Europe. New York: Harcourt, Brace and company, 1937.
MLA CitationPirenne, Henri. Economic and Social History of Medieval Europe. New York: Harcourt, Brace and company, 1937.
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