Columbia subject headings:
Arthurian romances--History and criticism.
Comparative literature--French and German.
Comparative literature--German and French.
French literature--To 1500--History and criticism.
German literature--Middle High German, 1050-1500--History and criticism.
Grail--Romances--History and criticism.
Perceval (Legendary character)--Romances--History and criticism.
Romances, German--History and criticism.
Harvard subject headings:
Arthurian romances--History and criticism.
Comparative literature--French and German.
Comparative literature--German and French.
French literature--To 1500--History and criticism
German literature--Middle High German, 1050-1500--History and criticism
Grail--Legends--History and criticism
Perceval (Legendary character)--Romances--History and criticism.
Romances, German--History and criticism.
Romances--History and criticism.
Princeton subject headings:
Families in literature.
Grail--Legends--History and criticism.