000 00322nam a2200109Ia 4500
008 171211s9999 xx 000 0 und d
245 _aPlayful Identities: The Ludification of Digital Media Cultures
245 _cValerie Frissen
260 _c2015
650 _xART
856 _uhttp://down.ebook777.com/061/9089646396.pdf
999 _c348594
_d348594