/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: ssuser45f549 https://cdn.slidesharecdn.com/profile-photo-ssuser45f549-48x48.jpg?cb=1523070372 Õˆ¿´youtube: http://www.youtube.com/watch?v=zjYWvElexC8