/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: getour https://cdn.slidesharecdn.com/profile-photo-getour-48x48.jpg?cb=1523548285 ���Uma teoria s坦 se concretiza num povo na medida em que 辿 a concretiza巽達o de suas necessidades��� Karl Marx