Columbia subject headings:
Harvard subject headings:
German literature--20th century--Study and teaching (Secondary)
German literature--Middle High German, 1050-1500--History and criticism
German literature--Study and teaching (Secondary)
German literature--Study and teaching (Secondary)--Germany--20th century.
Princeton subject headings:
German literature--Middle High German, 1050-1500--History and criticism.
German literature--Middle High German, 1050-1500--Study and teaching (Secondary)--Germany--History.