Cordero Espinosa, JacintoAlvarado Díaz, Omar B.2014-06-272014-06-271989http://dspace.ucuenca.edu.ec/handle/123456789/11528application/pdfspaopenAccesshttp://creativecommons.org/licenses/by-nc-sa/3.0/ec/Historia Del EcuadorTomebambabachelorThesis