Billing, Kenneth W. <br/><br/>
Autocad the professional reference \  
Kenneth W. Billing , David Byrnes , Jeffery S Hester , Robert Knight , Jeffrey Pike , William Valaski , Victor Wright 
 - Carmel :   1991 .  
 - xxi,1237p 
<br/><br/> Includes index 
<br/><br/><label>ISSN: </label>1562050257 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Autocad<br/>Basic<br/>Computer graphics<br/>Computer programming<br/>Computers<br/>Data processing<br/>Programmes
<br/><br/><label>Dewey Class. No.: </label>005.369