Columbia subject headings:
Lenz, Siegfried, 1926-2014--Criticism and interpretation.
Harvard subject headings:
Lenz, Siegfried, 1926---Criticism and interpretation.
Lenz, Siegfried, 1926-2014--Criticism and interpretation.
Princeton subject headings:
Lenz, Siegfried, 1926-2014--Criticism and interpretation.
Lenz, Siegfried, 1926-2014--Religion and ethics.