00339nam a2200133Ia 45000030006000000080041000060400015000471000017000622450067000792500010001462600020001565460012001760050017001880STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBell, R.J.T.  aElementary Treatise on coordinate Geometry of Three Dimensions  aThird  bMacmillanc1954  aEnglish20220125170013.0