Columbia subject headings:
Church music--Catholic Church.
Church music--Italy--Naples--18th century.
Leo, Leonardo, 1694-1744. Vocal music.
Harvard subject headings:
Church music--Catholic Church
Church music--Italy--Naples--18th century.
Church music--Italy--Naples.
Leo, Leonardo, 1694-1744.
Leo, Leonardo, 1694-1744. Vocal music.
Music--Italy--Naples--18th century--History and criticism.
Princeton subject headings:
Church music--Italy--Naples.
Leo, Leonardo, 1694-1744.
Music--Italy--Naples--18th century--History and criticism.