Columbia subject headings:
Harvard subject headings:
Arthurian romances--History and criticism--Congresses.
Gawain (Legendary character)--Romances--History and criticism--Congresses.
Knights and knighthood in literature--Congresses.
Lancelot (Legendary character)--Romances--History and criticism--Congresses.
Literature, Medieval--History and criticism--Congresses
Yvain (Legendary character)--Romances--History and criticism--Congresses.
Princeton subject headings:
Arthurian romances--Congresses.