00323nam a2200133Ia 45000030006000000080041000060400015000471000018000622450036000802500011001162600033001275460012001600050017001720STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aMaxwell, E.A.  aElementary co ordinate geometry  aSecond  bOxford Clarendon pressc1962  aEnglish20220125170013.0