/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: kwanPH https://cdn.slidesharecdn.com/profile-photo-kwanPH-48x48.jpg?cb=1523576880 Kwan Nutthida Jitkhajornpaisan รับà¹�อดเฉพาะคนรู้จัà¸�นะคะ