Columbia subject headings:
French language--To 1300--Congresses.
French literature--To 1500--History and criticism--Congresses.
French philology--Congresses.
Harvard subject headings:
Civilization, Medieval, in literature--Congresses.
French language--To 1300--Congresses.
French literature--To 1500--History and criticism--Congresses
French philology--Congresses.
Princeton subject headings:
French language--To 1300--Congresses.
French literature--To 1500--History and criticism--Congresses.
French philology--Congresses.