000 00417 a2200169 4500
020 _a0582998700
041 _aEn
082 _a302.2
_bDEF
100 _aDefleur Melvin L.
245 _aTheories of mass communication
250 _a5th ed.
260 _c1989
_aNew York
_bLongman
_g1989
650 _aSocial sciences
650 _aMass media - Social aspects
700 _aBall-Rokeach, Sandra J.
942 _cSR
999 _c14313
_d15860