/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ssuser3ca464 https://cdn.slidesharecdn.com/profile-photo-ssuser3ca464-48x48.jpg?cb=1523581570 à¸È¨¸²à¸¢à¹€à¸šà¸ªà¸—์สุึϸ«à¸¥à¹ˆà¸­