/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: RodrigoAvelloSalgado https://cdn.slidesharecdn.com/profile-photo-RodrigoAvelloSalgado-48x48.jpg?cb=1523004889 "Estudia las frases que parecen ciertas y ponlas en duda" David Riesman