Columbia subject headings:
Authors in literature.
German literature--20th century--History and criticism.
German literature--Germany (East)--History and criticism.
Literature and state--Germany (East)
Harvard subject headings:
Authors in literature
German literature--20th century--History and criticism
German literature--Germany (East)--History and criticism
Literature and state--Germany (East)
Princeton subject headings:
Authors in literature.
German literature--20th century--History and criticism.
German literature--Germany (East)--History and criticism.
Literature and state--Germany (East)