00442nam a2200145Ia 4500008004100000100002700041245007300068245006100141260002400202260000900226300000900235500000900244650002300253650002000276170224s9999 xx 000 0 und d aKarolina Koc-Michalska aCivic political engagement and social change in the new digital age  cKarolina Koc-Michalska, Darren G Lilleker, Thierry Vedel bNew Media & Society c2016 a18:9 a2016 xCommunication Arts xMultimedia Arts