Columbia subject headings:
Inquisition--Italy--Umbria.
Muzio, di Francesco di Assisi, active 14th century.
Trials (Heresy)--Italy--Umbria.
Harvard subject headings:
Christian heresies--History--Middle Ages, 600-1500
Christian heretics--Italy--Biography.
Muzio di Francesco, d'Assisi, active 14th century.
Princeton subject headings: