Columbia subject headings:
Harvard subject headings:
Italian drama--18th century--History and criticism.
Italian drama--19th century--History and criticism.
Theater--Italy--History--18th century.
Theater--Italy--History--19th century.
Princeton subject headings:
Italian drama--18th century--History and criticism.
Italian drama--19th century--History and criticism.
Theater--Italy--History--18th century.
Theater--Italy--History--19th century.