Columbia subject headings:
German literature--Middle High German, 1050-1500--History and criticism.
Literature, Medieval--History and criticism.
Harvard subject headings:
German literature--Middle High German, 1050-1500--History and criticism
Literature, Medieval--History and criticism
Princeton subject headings:
German literature--History and criticism.
Haug, Walter, 1927-2008.
Literature--History and criticism.
Wachinger, Burghart.