00263nam a2200121Ia 45000030006000000080041000060400015000471000017000622450024000792600009001035460012001120050017001240STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRamsey, A.S.  aElementary calculus  c1933  aEnglish20220125165945.0