Columbia subject headings:
Civilization, Medieval, in art--Congresses.
Civilization, Medieval, in literature--Congresses.
Civilization, Medieval--Congresses.
Harvard subject headings:
Civilization, Medieval, in art--Congresses.
Civilization, Medieval, in literature--Congresses.
Civilization, Medieval--Congresses
Princeton subject headings:
Civilization, Medieval, in art--Congresses.
Civilization, Medieval, in literature--Congresses.
Civilization, Medieval--Congresses.