Columbia subject headings:
D'Annunzio, Gabriele, 1863-1938--Criticism and interpretation.
Harvard subject headings:
D'Annunzio, Gabriele, 1863-1938--Philosophy.
D'Annunzio, Gabriele, 1863-1938--Religion.
Italy--Intellectual life--1789-1900.
Italy--Intellectual life--19th century.
Italy--Intellectual life--20th century.
Princeton subject headings:
D'Annunzio, Gabriele, 1863-1938--Philosophy.
D'Annunzio, Gabriele, 1863-1938--Religion.
Italy--Intellectual life--19th century.
Italy--Intellectual life--20th century.