Columbia subject headings:
Tosti, Luigi, conte, 1811-1897.
Harvard subject headings:
Catholic Church--Italy--Historiography.
Italy--Church history--Historiography.
Italy--Historiography.
Tosti, Luigi, conte, 1811-1897.
Princeton subject headings:
Abbots--Italy--Biography.
Church and state--Italy--History--19th century.
Italy--Church history--19th century.
Tosti, Luigi, conte, 1811-1897.