Columbia subject headings:
Harvard subject headings:
Democratization--Latin America.
Labor movement--Latin America
Latin America--Politics and government.
Opposition (Political science)--Latin America.
Social movements--Latin America
Socialism--Latin America
Princeton subject headings:
Democratization--Latin America.
Labor movement--Latin America.
Latin America--Politics and government.
Opposition (Political science)--Latin America.
Social movements--Latin America.
Socialism--Latin America.