Columbia subject headings:
Indians of South America--Brazil, Northeast.
Indians of South America--Brazil--Alagoas.
Harvard subject headings:
Indians of South America--Brazil, Northeast.
Indians of South America--Brazil--Alagoas--History.
Indians of South America--Brazil--Alagoas--Social conditions.
Princeton subject headings:
Indians of South America--Brazil, Northeast.
Indians of South America--Brazil--Alagoas.