Columbia subject headings:
Art--Italy--Sulmona--Guidebooks.
Sulmona (Italy). Museo civico--Guidebooks.
Harvard subject headings:
Art--Italy--Sulmona--Guidebooks.
Sulmona (Italy). Museo civico--Guidebooks.
Princeton subject headings:
Art--Italy--Sulmona--Guidebooks.
Guidebooks.
Sulmona (Italy). Museo civico--Guidebooks.