00279nam a2200121Ia 45000030006000000080041000060400015000471000020000622450037000822600009001195460012001280050017001400STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNambiar, M.C.K.  aElements of buisness mathematics  c1994  aEnglish20220125165706.0