Columbia subject headings:
Authors, German--20th century--Political and social views.
German literature--20th century--History and criticism.
German literature--Foreign countries--History and criticism.
Germans--Foreign countries.
Harvard subject headings:
Authors, German--20th century--Political and social views
German literature--20th century--History and criticism
German literature--Foreign countries--History and criticism
Germans--Foreign countries
Princeton subject headings:
German literature--20th century.
German literature--Foreign countries.