Inside Autocad release 12/ 
Tom Boersma ...[et al.] 
 - New Delhi:  Prentice-Hall,  1993,  (c1992) 
 - xxii, 1308 p.:  ill.;  24 cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>8120308247  Rs. 295.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CAD / CAM systems<br/>AUTOCAD systems<br/>Production engineering--Data processing
<br/><br/><label>Dewey Class. No.: </label>620.00420285