/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: jongjairak https://cdn.slidesharecdn.com/profile-photo-jongjairak-48x48.jpg?cb=1727171926 ๶Äป็à¸È¨¹‚สด