Columbia subject headings:
Art and literature.
Art, German--Germany (East)
Art, German--Germany (East)--20th century.
German poetry--Germany (East)--History and criticism.
Lyric poetry--History and criticism.
Wolf, Christa--Criticism and interpretation.
Harvard subject headings:
Art and literature--Germany (East)--Congresses.
German literature--Germany (East)--History and criticism--Congresses
Princeton subject headings: