Rao, P N <br/><br/>
CAD/CAM:   principles and applications / 
P N Rao 
 - 3rd ed. 
 - New Delhi:  TMH,  2011. 
 - xx, 768p. 
<br/><br/><label>ISBN: </label>9780070681934 
<br/><br/><label>Dewey Class. No.: </label>670.285 RAO