00284nam 2215622 450000100060000000300230000600500090002900800410003808200110007910000190009026000260010924500290013515622StarLibrary Marc Built20180503201711 ||||| |||||||||||amh  a005.62 aGeorge O. Head bU.S.A: VENTANA c1993 aThe Autocad 3d Companion