Summer EC - Quito: Impr. Don Bosco, 2015 - no. 23, (ene./mar.) ; no. 26 (ago./sept.) 2015 Subjects--Topical Terms: 2015-AGO-SEPT2015-ENE-MARARTEHISTORIAREPORTAJESREVISTAS ECUATORIANASTECNOLOGIA Dewey Class. No.: BMG-REV SUMs