Columbia subject headings:
Ambiguity in literature--Congresses.
Demonology in literature--Congresses.
German literature--19th century--History and criticism--Congresses.
German literature--20th century--History and criticism--Congresses.
German literature--21st century--History and criticism--Congresses.
Harvard subject headings:
Demonology in literature--Congresses.
Goethe, Johann Wolfgang von, 1749-1832--Criticism and interpretation--Congresses.
Princeton subject headings:
Ambiguity in literature--Congresses.
Demonology in literature--Congresses.
German literature--19th century--History and criticism--Congresses.
German literature--20th century--History and criticism--Congresses.
German literature--21st century--History and criticism--Congresses.