000 00309nam a2200121Ia 4500
008 220117s9999||||xx |||||||||||||| ||und||
020 _a003019086X
040 _cIAB
082 _a302.2 BOR 1980 C.1
100 _aBormann, Ernest G.
245 0 _aCommunication Theory
260 _bHolt, Rinehart & Winston
_c1980
999 _c28881
_d28881