Columbia subject headings:
City planning--France--Paris Metropolitan Area.
Paris Metropolitan Area (France)--Commerce.
Regional planning--France--Paris Metropolitan Area.
Harvard subject headings:
City planning--France--Paris Metropolitan Area.
Paris Metropolitan Area--Commerce.
Regional planning--France--Paris Metropolitan Area.
Princeton subject headings:
City planning--France--Paris Metropolitan Area.
Paris Metropolitan Area--Commerce.
Regional planning--France--Paris Metropolitan Area.