00378nam a2200133Ia 4500008004100000020001500041041001200056100001700068245008100085260003800166300000800204650001500212700001700227221030s9999    xx            000 0 und d  a813152101X  aEnglish  aM. S. Barker 0aSocial Media Marketing : A Strategic Approachcby M. S. Barker, D. I. Barker  bCengage LearningaNew Delhic2019  a362  aManagement  aD. I. Barker