Columbia subject headings:
Harvard subject headings:
Arthurian romances--History and criticism.
Cycles (Literature)
Grail--Legends--History and criticism
Grail--Romances--History and criticism.
Lancelot (Legendary character)--Romances--History and criticism.
Lancelot (Prose cycle)
Princeton subject headings:
Chrétien, de Troyes, active 12th century. Perceval le Gallois.
Grail--Legends--History and criticism.