Columbia subject headings:
Italian literature--History and criticism.
Levi, Carlo, 1902-1975.
Harvard subject headings:
Italian literature--19th century--History and criticism
Italian literature--20th century--History and criticism
Levi, Carlo, 1902-1975. Orologio.
Princeton subject headings:
Italian literature--History and criticism.
Levi, Carlo, 1902-1975.