Columbia subject headings:
Albrecht, von Scharfenberg, active 13th century. Jüngere Titurel.
Grail--Legends--History and criticism.
Harvard subject headings:
Albrecht, von Scharfenberg, active 13th century. Jüngere Titurel.
Grail--Legends--History and criticism
Princeton subject headings:
Albrecht, von Scharfenberg, active 13th century. Jüngere Titurel.
Grail--Legends--History and criticism.