Columbia subject headings:
Harvard subject headings:
Ethnicity--South America--Congresses.
Indians of South America--Congresses.
Indians of South America--Ethnic identity--Congresses.
Princeton subject headings:
Ethnicity--South America--Congresses.
Indians of South America--Congresses.
Indians of South America--Ethnic identity--Congresses.
Peasants--South America--Congresses.