ºÝºÝߣshows by User: DIGOESING / http://www.slideshare.net/images/logo.gif ºÝºÝߣshows by User: DIGOESING / ºÝºÝߣShare feed for ºÝºÝߣshows by User: DIGOESING https://cdn.slidesharecdn.com/profile-photo-DIGOESING-48x48.jpg?cb=1668779131 "Hay una fuerza motriz más poderosa que el vapor, la electricidad y la energía atómica: la voluntad."