/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: Marielvis https://cdn.slidesharecdn.com/profile-photo-Marielvis-48x48.jpg?cb=1528735844 "Deja de exigir a las personas aquello que ni tú has conquistado todavía" -Aristóteles. "SOLO SÉ QUE NADA SÉ" -Sócrates http://www.facebook.com/pages/Ursula-Celis-Escobar/145618478551?ref=mf MARIELAZOS