Columbia subject headings:
Zimmermann, Bernd Alois, 1918-1970--Criticism and interpretation.
Harvard subject headings:
Zimmermann, Bernd Alois, 1918-1970--Criticism and interpretation.
Zimmermann, Bernd Alois, 1918-1970.
Princeton subject headings:
Zimmermann, Bernd Alois, 1918-1970--Criticism and interpretation.