/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: SnSut https://cdn.slidesharecdn.com/profile-photo-SnSut-48x48.jpg?cb=1523293654 không cần giá»›i thiệu quen rồi sẽ biết.... tom_rider1990@yahoo.com