00294nam a2200121Ia 45000030006000000080041000060400015000471000037000622450035000992600009001345460012001430050017001550STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBhudhiraja Alka; Prabhakar Pawas  aText on mathmatical economoics  c1995  aEnglish20220125170029.0