Yánez Cossío, Ana. Yachai pushai. - Quito, Ecuador Abya-Yala 1990 - 204 p. 21 cm. - 963 . Subjects--Topical Terms: EDUCACION - ECUADOR - PLANIFICACION.EDUCACION - ECUADOR.EDUCACION RURAL - ECUADOR. Dewey Class. No.: 370.9866/Y16y