Leach, James A. AutoCAD 2006 instructor : a student guide to complete coverage of AutoCAD's commands and features / James A. Leach. - Boston : McGraw-Hill Higher Education, c2006. - xxxviii, 1370 p. : ill. ; 28 cm. Includes index. ISBN: 0073522619 (pbk.) Subjects--Uniform Titles: AutoCAD. Subjects--Topical Terms: Computer graphics.