Columbia subject headings:
Authors, German--20th century--Political and social views.
German literature--20th century--History and criticism.
German literature--History and criticism.
Literature and society--Germany.
Harvard subject headings:
Authors, German--20th century--Political and social views
German literature--20th century--History and criticism
German literature--History and criticism
Literature and society--Germany.
Princeton subject headings:
Authors, German--20th century--Political and social views.
German literature--20th century--History and criticism.
German literature--History and criticism.
Literature and society--Germany.