00299nam a2200133Ia 45000030006000000080041000060400015000471000029000622450028000912500011001192600006001305460012001360050017001480STCL150530s9999 xx 000 0 und d aSTCLcSTCL aKotler, P; Armstrong, G. aPrinciples of marketing aEighth c0 aEnglish20220125165756.0