Columbia subject headings:
Harvard subject headings:
Catholic Church--Italy--History--19th century.
Church and social problems--Catholic Church--History--19th century.
Church and social problems--Italy--History--19th century.
Youth--Religious life--Italy--History--19th century.
Princeton subject headings:
Catholic Church--Italy--History--Modern period, 1500-
Church work with youth--Italy--Catholic Church.
Societa della Gioventú cattolica italiana.