00303nam a2200133Ia 45000030006000000080041000060400015000471000016000622450043000782500010001212600009001315460012001400050017001520STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCrystal, G.  aAlgebra an elementary text book part I  aFifth  c1920  aEnglish20220125165923.0