Columbia subject headings:
Harvard subject headings:
Roads, Roman--Italy--Congresses.
Roads--Italy--Congresses.
Sterpos, Daniele--Congresses.
Transportation--Italy--Congresses.
Princeton subject headings:
Roads, Roman--Italy--Congresses.
Roads--Italy--Congresses.
Sterpos, Daniele--Congresses.
Transportation--Italy--Congresses.