Columbia subject headings:
Harvard subject headings:
Bachmann, Ingeborg, 1926-1973--Criticism and interpretation.
Henze, Hans Werner, 1926-2012--Criticism and interpretation.
Princeton subject headings:
Bachmann, Ingeborg, 1926-1973--Criticism and interpretation.
Henze, Hans Werner, 1926---Criticism and interpretation.
Music and literature.