Columbia subject headings:
Harvard subject headings:
Arthurian romances.
Lancelot (Legendary character)--Romances.
Middle Ages--Fiction
Tristan (Legendary character)--Romances.
Princeton subject headings:
Arthurian romances.
Fiction.
Knights and knighthood--Legends.
Lancelot (Legendary character)--Romances.
Romances--Modernized versions.
Tristan (Legendary character)--Romances.