Columbia subject headings:
Arabia, Roman.
Human geography--Arabia, Roman.
Land settlement patterns--Arabia, Roman.
Middle East--History--To 622.
Urbanization--Arabia, Roman.
Harvard subject headings:
Arabia, Roman--History.
Human geography--Arabia, Roman.
Land settlement patterns--Arabia, Roman.
Middle East--History--To 622.
Urbanization--Arabia, Roman.
Princeton subject headings:
Human geography--Arabia, Roman.
Land settlement patterns--Arabia, Roman.
Middle East--History--To 622.
Urbanization--Arabia, Roman.