Columbia subject headings:
Italian drama--20th century--History and criticism.
Pirandello, Luigi, 1867-1936--Criticism and interpretation.
Harvard subject headings:
Italian drama--20th century--History and criticism.
Pirandello, Luigi, 1867-1936--Criticism and interpretation.
Princeton subject headings:
Italian drama--20th century--History and criticism.
Pirandello, Luigi, 1867-1936--Criticism and interpretation.