Columbia subject headings:
Allegory.
German literature--Rhetoric.
Irony in literature.
Literature, Modern--20th century--History and criticism.
Harvard subject headings:
Allegory.
German literature--Rhetoric.
Irony in literature.
Literature--20th century--History and criticism.
Princeton subject headings:
Allegory.
German literature--Rhetoric.
Irony in literature.
Literature--20th century--History and criticism.