Columbia subject headings:
Architecture--France--Paris Region--History--20th century.
Architecture--France--Paris Region.
New towns--France--Paris Region.
Harvard subject headings:
Architecture, Modern--20th century--France--Paris Region.
Architecture--France--Paris Region.
New towns--France--Paris Region.
Princeton subject headings:
Architecture, Modern--20th century--France--Paris regions.
Architecture--France--Paris regions.
New towns--France--Paris region.