Columbia subject headings:
Bologna (Italy)--Antiquities.
Excavations (Archaeology)--Italy--Bologna.
Harvard subject headings:
Budrio (Italy)--Antiquities, Roman.
Excavations (Archaeology)--Italy--Burdio.
Italy--Antiquities, Roman.
Princeton subject headings:
Bologna (Italy)--Antiquities.
Excavations (Archaeology)--Italy--Bologna.