Columbia subject headings:
Financial crises--Spain--History--21st century.
Spain--Economic conditions--21st century.
Spain--Social conditions--21st century.
Harvard subject headings:
Financial crises--Spain--History--21st century.
Spain--Economic conditions--21st century.
Spain--Social conditions--21st century.
Princeton subject headings:
Financial crises--Spain--History--21st century.
Spain--Economic conditions--21st century.
Spain--Social conditions--21st century.