Columbia subject headings:
Architecture--Latin America--History.
Architecture--Portugal--History.
Architecture--Spain--History.
Art--Latin America--History.
Art--Portugal--History.
Art--Spain--History.
Harvard subject headings:
Architecture--Latin America--History.
Architecture--Latin America.
Architecture--Portugal
Architecture--Portugal--History.
Architecture--Spain
Architecture--Spain--History.
Art--Latin America--History.
Art--Latin America.
Art--Portugal--History.
Art--Portugal.
Art--Spain
Art--Spain--History
Princeton subject headings:
Architecture--Latin America--History.
Architecture--Portugal--History.
Architecture--Spain--History.
Art--Latin America--History.
Art--Portugal--History.
Art--Spain--History.