Columbia subject headings:
Agriculture--Economic aspects--Ecuador.
Indians of South America--Ecuador--Economic conditions.
Indians of South America--Ecuador--Loja (Province)--Economic conditions.
Rural development--Ecuador.
Harvard subject headings:
Agriculture--Economic aspects--Ecuador
Indians of South America--Ecuador--Economic conditions
Indians of South America--Ecuador--Loja (Province)--Economic conditions.
Rural development--Ecuador.
Princeton subject headings: