Columbia subject headings:
Harvard subject headings:
German literature--20th century--History and criticism
Müller, Heiner, 1929-1995--Criticism and interpretation.
Müller, Heiner, 1929-1995. Mommsens Block.
Princeton subject headings:
Mommsen, Theodor, 1817-1903--Poetry.
Müller, Heiner, 1929-1995--Political and social views.
Müller, Heiner, 1929-1995. Mommsens Block.
Poetry.