00281nam a2200121Ia 45000030006000000080041000060400015000471000034000622450028000962600006001245460012001300050017001420STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aPhilip Kotler; Gary Armstrong  aPrinciples of marketing  c0  aEnglish20220125170607.0