Columbia subject headings:
Christian heresies--Italy--Treviso (Province)--History.
Christian heresies--Italy--Venice--History.
Petrus, de Abano, approximately 1250-approximately 1315.
Treviso (Italy : Province)--Church history.
Venice (Italy)--Church history.
Harvard subject headings:
Christian heresies--Italy--Treviso (Province)--History.
Christian heresies--Italy--Venice--History.
Petrus, de Abano, approximately 1250-approximately 1315.
Treviso (Italy : Province)--Church history.
Venice (Italy)--Church history.
Princeton subject headings:
Christian heresies--Italy--Treviso (Province)--History.
Christian heresies--Italy--Venice--History.
Treviso (Italy : Province)--Church history.