/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: guthriewilliam https://cdn.slidesharecdn.com/profile-photo-guthriewilliam-48x48.jpg?cb=1715203214 Si las cosas tienen solución, no te preocupes; si no la tienen,entonces para que preocuparse.