/ http://www.slideshare.net/images/logo.gif / ºÝºÝߣShare feed for ºÝºÝߣshows by User: tomaszpietraszynski https://cdn.slidesharecdn.com/profile-photo-tomaszpietraszynski-48x48.jpg?cb=1523326280 Zainwestuj razem ze mnÄ…!