000 00283nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a070
_bRIV
100 _aRivers, William L.
245 _aMass media : reporting, writing, editing
260 _bHarper and Row
_aNew York
_c1975
999 _c139239
_d139239