Columbia subject headings:
Architects--Spain--Exhibitions.
Architecture--Spain--History--20th century--Exhibitions.
Sota, Alejandro de la, 1913-1996--Exhibitions.
Harvard subject headings:
Architects--Spain--Exhibitions.
Architecture, Modern--20th century--Exhibitions
Architecture, Modern--20th century--Spain--Exhibitions.
Sota, Alejandro de la, 1913-1966--Exhibitions.
Sota, Alejandro de la, 1913-1996--Exhibitions.
Princeton subject headings: