Columbia subject headings:
Bologna (Italy)--Antiquities, Roman.
Bologna (Italy)--History--To 1506.
Romans--Italy--Bologna.
Harvard subject headings:
Bologna (Italy)--Antiquities, Roman.
Bologna (Italy)--History--To 1506
Romans--Italy--Bologna.
Princeton subject headings:
Bologna (Italy)--Antiquities, Roman.
Bologna (Italy)--History--To 1506.
Romans--Italy--Bologna.