000 00307nam a2200121Ia 4500
008 231011s9999 xx 000 0 und d
041 _aeng
100 _aStanley Baran and Dennic Davis
245 _aMass Communication Theory
250 _a2Ed.20
260 _bThomson Asia Ptd,Singapore -
365 _b361
999 _c889170
_d889170