Jones, Frederic.H <br/><br/>
AutoCAD database book / 
Frederic.H.Jones and  Lioyd Martin 
 - New Delhi  Galgotia  1990 
<br/><br/><label>Subjects--Index Terms: </label>AutoCAD 
<br/><br/><label>Universal Decimal Class. No.: </label>681.31  / JON