Columbia subject headings:
Harvard subject headings:
Business enterprises--Latin America--Historiography.
Business enterprises--Spain--Historiography.
Princeton subject headings:
Business enterprises--Latin America--History--Congresses.
Business enterprises--Spain--History--Congresses.
Industries--Latin America--History--Congresses.
Industries--Spain--History--Congresses.
Latin America--Commerce--History--Congresses.
Spain--Commerce--History--Congresses.