Leach, James A., 1950- AutoCAD 2006 companion : essentials of AutoCAD plus solid modeling / AutoCAD 2006 companion James A. Leach - Boston : McGraw-Hill Higher Education, 2007 - xxxii, 670 p. : ill. ; 28 cm. - McGraw-Hill graphics series . ISBN: 0073402478 RM237.18 Subjects--Uniform Titles: AutoCAD Subjects--Topical Terms: Computer graphisComputer-aided designComputer graphics--Computer programs