Columbia subject headings:
Horses in literature--Congresses.
Knights and knighthood in literature--Congresses.
Literature, Medieval--History and criticism--Congresses.
Harvard subject headings:
Horses in literature--Congresses.
Knights and knighthood in literature--Congresses.
Literature, Medieval--History and criticism--Congresses
Princeton subject headings:
Horses in literature--Congresses.
Horses--Congresses.
Knights and knighthood in literature--Congresses.
Literature, Medieval--History and criticism--Congresses.