Columbia subject headings:
Architecture--Spain--History--20th century.
Bofill, Ricardo--Criticism and interpretation.
Taller de Arquitectura.
Harvard subject headings:
Architecture, Modern--20th century--Spain.
Architecture--Spain--History--20th century
Bofill, Ricardo--Criticism and interpretation.
Taller de Arquitectura
Princeton subject headings:
Architecture, Modern--20th century--Spain.
Bofill, Ricardo--Criticism and interpretation.
Taller de Arquitectura.