Columbia subject headings:
Harvard subject headings:
Income distribution--Argentina--Mar del Plata.
Mar del Plata (Argentina)--Economic conditions.
Mar del Plata (Argentina)--Population.
Mar del Plata (Argentina)--Social conditions.
Working class--Argentina--Mar del Plata.
Princeton subject headings:
Income distribution--Argentina--Mar del Plata.
Mar del Plata (Argentina)--Economic conditions.
Mar del Plata (Argentina)--Population.
Mar del Plata (Argentina)--Social conditions.
Working class--Argentina--Mar del Plata.