Columbia subject headings:
Latin America--Commerce--Spain--History--18th century.
Spain--Commerce--Latin America--History--18th century.
Spain--Commercial policy--History--18th century.
Harvard subject headings:
Latin America--Commerce--Spain--History--18th century.
Spain--Commerce--Latin America--History--18th century.
Spain--Commercial policy--History--18th century.
Princeton subject headings:
Latin America--Commerce--Spain--History--18th century.
Spain--Commerce--Latin America--History--18th century.
Spain--Commercial policy--History--18th century.