Columbia subject headings:
German literature--20th century--History and criticism.
Harvard subject headings:
Aesthetics in literature.
Celan, Paul--Criticism and interpretation.
German poetry--20th century--History and criticism
Sachs, Nelly--Criticism and interpretation.
Time in literature.
Princeton subject headings:
Aesthetics in literature.
Celan, Paul--Criticism and interpretation.
German poetry--20th century--History and criticism.
Sachs, Nelly--Criticism and interpretation.
Time in literature.