/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: hlenasg https://cdn.slidesharecdn.com/profile-photo-hlenasg-48x48.jpg?cb=1523597956 ³Ò´Ç³Ü±¹Ãª²¹