00471nam a2200169Ia 4500008004100000082001400041100002000055245004000075250000600115260005100121300000800172650004800180650002000228653001500248700002100263700001700284170901s1979    xx            000 0 und d  a384bA24I  aAgee, Warren K. 0aIntroduction to Mass Communications  a6  aNew DelhibOxford and IBH Publishing Co.c1979  a476  aCommerce, communications and Transportation  aSocial sciences  aMass media  aAult, Phillip H.  aEmery, Edwin