Columbia subject headings:
Harvard subject headings:
City planning--Europe, Southern--History--21st century--Congresses.
Europe, Southern--Economic conditions--21st century--Congresses.
Sociology, Urban--Europe, Southern--History--21st century--Congresses.
Urban policy--Europe, Southern--History--21st century--Congresses.
Princeton subject headings:
Europe, Southern--Economic conditions--21st century.
Sociology, Urban--Europe, Southern--History--21st century.
Urban economics.