http://piaget.idoneos.com/index.php/294228 Psicogénesis y educación es-ar 2008-05-16T17:58:10+03:00 daily 1 2000-01-01T12:00+00:00 http://piaget.idoneos.com/index.php/294228#Psicog%C3%A9nesis_y_educaci%C3%B3n