Voisinet, Donald D <br/><br/>
Introduction to computer-aided drafting 

 - 2 nd edition 
 - Gregg Division Mc Graw-Hill book company, New York  1986 
 - xii; 274p 
<br/><br/><label>ISBN: </label>0-07-Y-66611-3 
<br/><br/><label>Dewey Class. No.: </label>001.6443 Voi