Columbia subject headings:
Quasimodo, Salvatore, 1901-1968--Political and social views.
Quasimodo, Salvatore, 1901-1968.
Harvard subject headings:
Quasimodo, Salvatore, 1901-1968
Princeton subject headings:
Quasimodo, Salvatore, 1901-1968--Political and social views.
Quasimodo, Salvatore, 1901-1968.