00311nam a2200145Ia 45000030006000000080041000060400015000471000018000622450031000802500010001112600009001213000006001305460012001360050017001480STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aAgarwal, D.R.  aMathematics for Economists  aFirst  c2003  a0  aEnglish20220125170057.0