Columbia subject headings:
German language--Middle High German, 1050-1500--Foreign elements.
Wolfram, von Eschenbach, active 12th century. Willehalm.
Harvard subject headings:
German language--Middle High German, 1050-1500--Foreign elements.
Wolfram, von Eschenbach, active 12th century. Willehalm.
Princeton subject headings:
German language--Middle High German, 1050-1500--Foreign elements.
Wolfram, von Eschenbach, 12th cent. Willehalm.