Columbia subject headings:
Christian art and symbolism--Italy--Cortona--Guidebooks.
Museo diocesano di Cortona--Guidebooks.
Harvard subject headings:
Christian art and symbolism--Italy--Cortona--Guidebooks.
Museo diocesano di Cortona--Guidebooks.
Princeton subject headings:
Christian art and symbolism--Italy--Cortona--Guidebooks.
Museo diocesano di Cortona--Guidebooks.