/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: CristianoFeitosadeAmorim https://cdn.slidesharecdn.com/profile-photo-CristianoFeitosadeAmorim-48x48.jpg?cb=1600781210 Professor do Instituto Federal do Sert達o Pernambucano