000			00381nam a22001577a 4500
005			20250917095543.0
082			_a302.23072 _bWIM
100			_aRoger D. Wimmer _963636
245			_aMass media research an introduction
250			_a4th ed.
260			_aCalifornia: _bWadsworth publishing company, _c1994.
300			_axiv 497p.
500			_aSB
546			_aEng
942			_cREF
999			_c75420 _d75420