Columbia subject headings:
Architecture and state--France--History--20th century.
Architecture and state--Spain--History--20th century.
City planning--Political aspects--France--History--20th century.
City planning--Political aspects--Spain--History--20th century.
Public architecture--France--History--20th century.
Public architecture--Spain--History--20th century.
Harvard subject headings:
Architecture--France--20th century.
Architecture--Spain--20th century.
City planning
Urban renewal--France--Bordeaux (Nouvelle-Aquitaine)
Urban renewal--France--Paris
Urban renewal--Spain--Bilbao.
Urban renewal--Spain--San Sebastián.
Princeton subject headings: