Columbia subject headings:
Art--Italy--Cortona--Guidebooks.
Christian art and symbolism--Italy--Cortona--Guidebooks.
Museo diocesano di Cortona--Guidebooks.
Harvard subject headings:
Art, Italian--Italy--Cortona--Guidebooks.
Christian art and symbolism--Italy--Cortona--Guidebooks.
Cortona (Italy)--Guidebooks.
Museo diocesano di Cortona--Guidebooks.
Princeton subject headings:
Art--Italy--Cortona--Guidebooks.
Christian art and symbolism--Italy--Cortona--Guidebooks.
Guidebooks.
Museo diocesano di Cortona--Guidebooks.