/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: willypbm https://cdn.slidesharecdn.com/profile-photo-willypbm-48x48.jpg?cb=1570941172 Nuestro modo de proceder. "Es indigno de un hombre no buscar una ciencia a la que podamos aspirar"