Columbia subject headings:
D'Annunzio, Gabriele, 1863-1938--Criticism and interpretation.
Verga, Giovanni, 1840-1922--Criticism and interpretation.
Harvard subject headings:
D'Annunzio, Gabriele, 1863-1938--Criticism and interpretation.
Verga, Giovanni, 1840-1922--Criticism and interpretation.
Princeton subject headings: