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