Educational indicators (1) Urbanization (1) Trials (1) Teachers (1) Students (1) Rural schools (1) Industrialization (1) Id (Psychology) (1) Education, Rural (1) Education (1) Combination of grades (1) Escuelas unitarias (1) Indicadores educativos (1) Espacio (1) Urbanización (1) Territorio (1) Escuelas rurales (1) Educación rural (1) Estudiantes (1) Educación (1) Zonas rurales (1) Profesores (1) Procesos (1) Desarrollo industrial (1) Ello (1) éducation (1)