Columbia subject headings:
Harvard subject headings:
German literature--19th century--History and criticism--Congresses
German literature--20th century--History and criticism--Congresses
Ideology in literature--Congresses.
Princeton subject headings:
German literature--19th century--History and criticism--Congresses.
German literature--20th century--History and criticism--Congresses.
Ideology in literature--Congresses.
Literary form--Congresses.