/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ArielTorres2 https://cdn.slidesharecdn.com/profile-photo-ArielTorres2-48x48.jpg?cb=1522971348 si les interesa pueden comprar el libro, ya está a la venta...lol