Columbia subject headings:
Harvard subject headings:
French poetry--To 1500--History and criticism
Iseult (Legendary character)--Romances--History and criticism.
Mythology, Celtic, in literature.
Tristan (Legendary character)--Romances--History and criticism.
Princeton subject headings:
French poetry--To 1500--History and criticism.
Iseult (Legendary character) in literature.
Iseult (Legendary character)--Romances--History and criticism.
Mythology, Celtic, in literature.
Tristan (Legendary character) in literature.
Tristan (Legendary character)--Romances--History and criticism.