Columbia subject headings:
Harvard subject headings:
City planning--Italy--Magna Graecia.
City planning--Italy--Sicily.
Land use--Italy--Magna Graecia--Planning.
Land use--Italy--Sicily--Planning.
Princeton subject headings:
City planning--Italy--Magna Greacia.
City planning--Italy--Sicily.
Land use--Planning--Italy--Magna Greacia.
Land use--Planning--Italy--Sicily.