00270nam a2200121Ia 45000030006000000080041000060400015000471000020000622450028000822600009001105460012001190050017001310STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aFreund John, E.  aMathematical statistics  c1964  aEnglish20220125170034.0