/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: mayureetawcomma https://cdn.slidesharecdn.com/profile-photo-mayureetawcomma-48x48.jpg?cb=1523570032 คิดดี ทำดี ผลดีต่อเรา