/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: pkhuangaew https://cdn.slidesharecdn.com/profile-photo-pkhuangaew-48x48.jpg?cb=1523320955 ๶ÄึϹ‡à¸�บ้าà¸È¨¸™à¸­à¸�คนหนึ่งที่มุ่งสนใจà¸�ารศึà¸�ษา