00289nam a2200121Ia 45000030006000000080041000060400015000471000013000622450028000752600035001035460012001380050017001500STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRichards  aSpeculative instruments  bRoutledge and Kegan Paulc1960  aEnglish20220125170906.0