Columbia subject headings:
Harvard subject headings:
Civilization, Medieval--Congresses
Europe--Intellectual life--Congresses.
Europe--Social life and customs--Congresses.
Literature, Medieval--History and criticism--Congresses
Princeton subject headings:
Civilization, Medieval--Congresses.
Europe--Intellectual life--Congresses.
Europe--Social life and customs--Congresses.
Literature, Medieval--History and criticism--Congresses.