00381nam a2200133Ia 4500008004100000020001800041040002500059082001800084100001900102245005800121250001600179260004200195300001000237240301s9999    xx            000 0 und d  a9781473982345  aNORSU-BaycNORSU-Bay  a658.872 D1372  aDahl, Stephen  0aSocial Media Marketing: Theories and Applications 2E   a2nd Edition  aLondonbSAGE Publications, Inc.c2018  a277p.