Tyagi, R. K. <br/><br/>
A Text Book of CAD 

 - 1 
 - New Delhi  Dhanpat Rai and Company  2004 
 - 742 
<br/><br/> CAD, Computer Aided Design 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information Technology
<br/><br/><label>Dewey Class. No.: </label>670.285  / TYA