Columbia subject headings:
Harvard subject headings:
Ethnicity--Latin America--History--Congresses.
Indian youth--Latin America--History--Congresses.
Indian youth--Latin America--Social conditions--Congresses.
Youth, Black--Latin America--History--Congresses.
Youth, Black--Latin America--Social conditions--Congresses.
Princeton subject headings:
Indian youth--Latin America--Congresses.
Indigenous youth--Latin America--Congresses.
Youth, Black--Latin America--Congresses.