/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: emilvela https://cdn.slidesharecdn.com/profile-photo-emilvela-48x48.jpg?cb=1613400410 You say you want a revolution, well, you know, We all want to change the world ♫♪