/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ssusera30a03 https://cdn.slidesharecdn.com/profile-photo-ssusera30a03-48x48.jpg?cb=1523660244 ๶Äพศหà¸�ิง