Columbia subject headings:
Harvard subject headings:
Labor--Southern Cone of South America.
MERCOSUR (Organization)
Regional planning--Southern Cone of South America.
Southern Cone of South America--Economic conditions.
Southern Cone of South America--Economic integration.
Princeton subject headings:
Labor--Southern Cone of South America.
MERCOSUR (Organization)
Regional planning--South Cone of South America.
Southern Cone of South America--Economic conditions.
Southern Cone of South America--Economic integration.