Columbia subject headings:
Dramatic criticism--Austria--Vienna--History--20th century.
Dramatic criticism--Germany--Berlin--History--20th century.
German drama--20th century--History and criticism.
Harvard subject headings:
Dramatic criticism--Austria--Vienna--History--20th century.
Dramatic criticism--Germany--Berlin--History--20th century.
German drama--20th century--History and criticism.
Princeton subject headings:
Dramatic criticism--Austria--Vienna--History.
Dramatic criticism--Germany--Berlin--History.
German drama--20th century--History and criticism.