Columbia subject headings:
Leopardi, Giacomo, 1798-1837--Influence.
Ungaretti, Giuseppe, 1888-1970--Criticism and interpretation.
Harvard subject headings:
Leopardi, Giacomo, 1798-1837--Influence--Ungaretti.
Ungaretti, Giuseppe, 1888-1970--Criticism and interpretation.
Princeton subject headings:
Leopardi, Giacomo, 1798-1837--Influence.
Ungaretti, Giuseppe, 1888-1970--Criticism and interpretation.