/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: naumpu https://cdn.slidesharecdn.com/profile-photo-naumpu-48x48.jpg?cb=1522967421 มหาวิทยาลัยà¹�ม่โจ้