000 00295nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a001.5
_bSCH
100 _aSchramm, Wilbur
245 _aMen, messages and media : a look at human communication
260 _bHarper and Row
_aNew York
_c1973
999 _c139243
_d139243