Brown, Dag. <br/><br/>
CAD for model engineers/ 
D.A.G.Brown. 
 - Great Britain:  Nexus Special Interests,  1999. 
 - 89 p.  19 cm. 
 - Workshop practise series;  29. .
<br/><br/><label>ISBN: </label>1854861891 
<br/><br/><label>LC Class. No.: </label>TA157