00398nam a2200133Ia 450000500170000000800410001702000220005805000210008010000210010124500580012225000090018026000490018965000260023820251229172528.0251229s9999    xx            000 0 und d  a978-1-285-07460-3  aP 91.3 .W56 2014  aWimmer, Roger D. 0aMass media researchb an introductioncRoger D Wimmer  a10th  aAustraliab Wadsworth Cengage Learningc2014  aMass Media- - Reserch