00398nam a2200157Ia 4500003000400000005001700004008004100021040002000062041000800082082002500090100002100115245004400136264001500180300001100195650003400206AIT20260803152718.0221231s9999    xx            000 0 und d  aATRIAbengcAIT  aeng  222a620.004 AUTqAIT  aAutodeskeAuthor 0aAutocad Reference Manual /bby Autodesk  bAutodesk ;  a426 p.  aElectronics and Communication