Columbia subject headings:
Bachmann, Ingeborg, 1926-1973--Criticism and interpretation.
Harvard subject headings:
Austrian poetry--20th century--History and criticism.
Bachmann, Ingeborg, 1926-1973--Criticism and interpretation.
Bachmann, Ingeborg, 1926-1973--Language.
Bachmann, Ingeborg, 1926-1973--Philosophy.
Identity (Philosophical concept) in literature.
Poetics
Princeton subject headings:
Bachmann, Ingeborg, 1926-1973--Criticism and interpretation.