000 00258nam a2200097 4500
082 _a301.161 GER
100 _aGeorge Gerbner
245 _aMass Media Policies in Changing Cultures
_cGeorge Gerbner
260 _aJohn Wiley & Sons, New York
_c1977
942 _cBK
999 _c287680
_d287680