Columbia subject headings:
German literature--20th century--History and criticism.
German literature--Germany--Westphalia--History and criticism.
Westphalia (Germany)--Intellectual life.
Harvard subject headings:
German literature--20th century--History and criticism
German literature--Germany--Westphalia--History and criticism.
Westphalia (Germany)--Intellectual life.
Princeton subject headings:
German literature--20th century--History and criticism.
German literature--Germany--Westphalia--History and criticism.
Westphalia (Germany)--Intellectual life.