CAD/CAM :  principles and applications / 
P N Rao 
 - New Delhi :  Mcgraw Hill,  2010. 
 - xx, 768 pages ;  illustrations 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9780070681934 
<br/><br/><label>LC Class. No.: </label>TS 155.6  / .R36 2010