Columbia subject headings:
Indians of South America--Andes Region--Economic conditions.
Indians of South America--Andes Region--Social conditions.
Indians of South America--Commerce--Andes Region.
Harvard subject headings:
Indians of South America--Andes Region--Economic conditions
Indians of South America--Andes Region--Social conditions
Indians of South America--Commerce--Andes Region.
Princeton subject headings:
Indians of South America--Andes Region--History.