Columbia subject headings:
Architecture--France--History--20th century--Exhibitions.
Architecture--France--History--21st century--Exhibitions.
Harvard subject headings:
Architecture--France--Exhibitions.
Architecture--France--History--20th century--Exhibitions
Architecture--France--History--21st century--Exhibitions.
Princeton subject headings:
Architecture--France--Exhibitions.
Architecture--France--History--20th century--Exhibitions.
Architecture--France--History--21st century--Exhibitions.