000 00261nam a2200109Ia 4500
008 190516s9999 xx 000 0 und d
100 _aBARAN S J AND DAVIS D K
245 0 _aMASS COMMUNICATION THEORY
260 _c2011
_bWADSWORTH
300 _a412
942 _cBK
999 _c20533
_d20533