/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: HocineZekri https://cdn.slidesharecdn.com/profile-photo-HocineZekri-48x48.jpg?cb=1523293798 Etudiant en sciences de l'information et de la communication-université d'alger