000 00241nam a2200109Ia 4500
008 190129s9999 xx 000 0 und d
100 _aBERI(GC)
245 0 _aMARKETING RESEARCH
250 _a5
260 _bND. McGRAW HILL
_c2013
942 _cBK
999 _c8519
_d8519