000 00302nam a2200145Ia 4500
008 220615s9999 xx 000 0 und d
082 _bBER
100 _aBERI G C
245 0 _aMARKETING RESEARCH
250 _a5
260 _bTata McGraw Hill
260 _c2018
300 _a627
942 _cREF
999 _c68787
_d68787