Columbia subject headings:
Arezzo (Italy)--History.
Arezzo (Italy)--Miscellanea.
Arezzo (Italy)--Social life and customs.
Public works--Italy--Arezzo.
Harvard subject headings:
Arezzo (Italy)
Arezzo (Italy)--History.
Arezzo (Italy)--Miscellanea.
Arezzo (Italy)--Social life and customs.
Public works--Italy--Arezzo.
Princeton subject headings: