/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: NguynThanhNga https://cdn.slidesharecdn.com/profile-photo-NguynThanhNga-48x48.jpg?cb=1523300491 Phong cách giản dị , cốt cách kiêu sa ...hahaha