Columbia subject headings:
Harvard subject headings:
Civilization, Medieval
Europe--History--476-1492.
Middle Ages
Middle Ages--Historiography
Middle Ages--Sources
Satō, Shōichi, 1945-
Princeton subject headings:
Civilization, Medieval.
Europe--History--476-1492.
Middle Ages--Historiography.
Middle Ages--Sources.
Middle Ages.
Satō, Shōichi, 1945-