00437nam a2200157Ia 450000100060000000800410000602000180004704000130006508200210007810000250009924500880012426000370021230000110024954600070026065000120026751676140503s9999    xx            000 0 und d  a9781609014117  cPK-LaUMT  aR 670.285bSEI-D  aSeidler, Doughlas R.  aDigital drawing for designersba visual guide to AutoCAD 2012cSeidler, Doughlas R.  aNew York,USA:bFairechild,c2012  a236 p.  aEN  aAutoCAD