Columbia subject headings:
Brazil--Social conditions--Congresses.
Fernandes, Florestan--Congresses.
Sociology--Brazil--Congresses.
Harvard subject headings:
Brazil--Social conditions--Congresses.
Fernandes, Florestan--Congresses.
Fernandes, Florestan.
Social sciences--Brazil--Congresses.
Sociology--Brazil--Congresses.
Princeton subject headings:
Fernandes, Florestan.
Social sciences--Brazil--Congresses.