000 00248nam a2200097Ia 4500
008 220310s9999||||xx |||||||||||||| ||und||
100 _aDELENS, A H R
_93691
245 0 _aPRINCIPLES OF MARKET RESEARCH
650 _aMARKETING MANAGEMENT
_918
942 _cBK
999 _c4891
_d4891