Columbia subject headings:
Arthur, King.
Arthurian romances--History and criticism.
Guenevere, Queen (Legendary character)--Romances--History and criticism.
Mordred (Legendary character)--Romances--History and criticism.
Romances, English--History and criticism.
Harvard subject headings:
Arthur, King.
Arthurian romances--History and criticism.
Guenevere, Queen (Legendary character)--Romances--History and criticism.
Mordred (Legendary character)--Romances--History and criticism.
Romances, English--History and criticism.
Princeton subject headings:
Arthur, King
Arthurian romances--History and criticism.
Guinevere, Queen.
Modred.