/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ssuser8c3b7f21 https://public.slidesharecdn.com/v2/images/profile-picture.png 안녕하세요..... ^_^ 저는 ARIF RAHMAN HAKIM 입니다... 만나서 반가워요... ^_^