00383nam a2200121Ia 4500008004100000082001800041100002300059245003500082250001000117260000900127300000600136650011900142150614s9999    xx            000 0 und d  a302.23  DEF-T  aFleur De Melvin L.  aTheories of Mass Communication  aIV ED  c1982  a0  aTheories of Mass Communication Fleur De Melvin L. Sociology, Mass media- Social Aspects and History, 302.23  DEF-T