Columbia subject headings:
Emilia-Romagna (Italy)--Antiquities--Guidebooks.
Friuli Venezia Giulia (Italy)--Antiquities--Guidebooks.
Italy--Antiquities--Guidebooks.
Trentino-Alto Adige (Italy)--Antiquities--Guidebooks.
Veneto (Italy)--Antiquities--Guidebooks.
Harvard subject headings:
Emilia-Romagna (Italy)--Antiquities--Guidebooks.
Friuli Venezia Giulia (Italy)--Antiquities--Guidebooks.
Italy--Antiquities--Guidebooks.
Trentino-Alto Adige (Italy)--Antiquities--Guidebooks.
Veneto (Italy)--Antiquities--Guidebooks.
Princeton subject headings:
Emilia-Romagna (Italy)--Antiquities--Guidebooks.
Friuli Venezia Giulia (Italy)--Antiquities--Guidebooks.
Italy--Antiquities--Guidebooks.
Trentino-Alto Adige (Italy)--Antiquities--Guidebooks.
Veneto (Italy)--Antiquities--Guidebooks.