Columbia subject headings:
Art museums--Italy--Sicily--Guidebooks.
Art--Italy--Sicily--Guidebooks.
Harvard subject headings:
Art museums--Italy--Sicily--Guidebooks.
Museums--Italy--Sicily--Guidebooks.
Princeton subject headings:
Art museums--Italy--Sicily--Guidebooks.
Guidebooks.
Museums--Italy--Sicily--Guidebooks.
Sicily (Italy)--Guidebooks.