Columbia subject headings:
Marginality, Social--Argentina--Congresses.
Poverty--Argentina--Congresses.
Urban poor--Argentina--Congresses.
Harvard subject headings:
Argentina--Social conditions--Congresses.
Marginality, Social--Argentina--Congresses.
Poverty--Argentina--Congresses.
Urban poor--Argentina--Congresses.
Princeton subject headings:
Marginality, Social--Argentina--Congresses.
Poverty--Argentina--Congresses.
Urban poor--Argentina--Congresses.