/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: nadkamura https://cdn.slidesharecdn.com/profile-photo-nadkamura-48x48.jpg?cb=1523384817 ๶Äป็à¸È¨¸„à¸È¨¸™à¸´à¸ªà¸±à¸¢à¸¶Ï¸µ