Columbia subject headings:
Harvard subject headings:
Christian heretics--Italy.
Christian sects--Italy
Italy--Church history--16th century.
Reformation--Italy
Princeton subject headings:
Christian heresies--Italy--History--16th century.
Christian heresies--Modern period, 1500-.
Christian sects--Italy--History--16th century.
Italy--Church history--16th century.
Reformation--Italy.