Rick, Ellis. A practical guide to AutoCAD 3D 2013 / Rick Ellis, Russell Martin. - Oregon Catapult Softward Solutions 2012. - xi, 444p ill 28cm Includes index ISBN: 1934865125 (pbk.) 9781934865125 (pbk.) Subjects--Topical Terms: AutoCAD. Dewey Class. No.: 620.0042 ELL