00431nam a2200181Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082001600095100002100111245004000132250000600172260004100178300001700219365001300236OSt20230413151923.0210423s2010    xx            000 0 und d  a9788132105794  cAL  aeng  a302.23 MCQD  aMCQUAIL (Denis).  aMcquails mass communication theory.  a6  aLos AngelesbSage Publicationsc2010  aviii,621bPB  b650cINR