00342nam a2200121Ia 45000030006000000080041000060400015000471000055000622450065001172600009001825460012001910050017002030STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aUnited Nations Industrial Development Organization  aManual for the preparation of industrial feasibility studies  c1978  aEnglish20220125165637.0