00324nam a2200133Ia 45000030006000000080041000060400015000471000018000622450025000802600050001053000006001555460012001610050017001730STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aAgarwal, D.R.  aBusiness Mathematics  bVrinda publication;New Delhic2005aNew Delhi  a0  aEnglish20220125165450.0