Columbia subject headings:
Harvard subject headings:
Buenos Aires (Argentina)--Economic conditions--20th century.
Buenos Aires (Argentina)--Economic conditions--21st century.
Buenos Aires (Argentina)--Social conditions--20th century.
Buenos Aires (Argentina)--Social conditions--21st century.
Princeton subject headings:
Buenos Aires (Argentina)--Economic conditions--20th century.
Buenos Aires (Argentina)--Economic conditions--21st century.
Buenos Aires (Argentina)--Social conditions--20th century.
Buenos Aires (Argentina)--Social conditions--21st century.