00293nam a2200121Ia 45000030006000000080041000060400015000471000016000622450044000782600020001225460012001420050017001540STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aLoney, S.L.  aElements of co ordinate geometry part I  bMacmillanc1953  aEnglish20220125170013.0