Dix, Mark <br/><br/>
Discovering Autocad 2012 / 
Mark Dix, Paul Riley 
 - Boston, MA :  Prentice Hall,  c2012 
 - xiv, 681 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780132658249 0132658240 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>AutoCAD
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer graphics