00406nam a2200133Ia 45000030006000000080041000060400015000471000029000622450105000912500010001962600037002065460012002430050017002550STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aWassily Leontiff; Editor  aStructure system and ecoomic policy proceedings of section f of the British Association for the adva  aFirst  bCambridge university pressc1977  aEnglish20220125165619.0