Omura, George.  <br/><br/>
Mastering Autocad / 

 - New Delhi,  BPB Publications,  c1988. 
 - xxiii, 645p. ;  ill. ;  24 cm.  
<br/><br/><label>ISBN: </label>NA 
<br/><br/><label>LC Class. No.: </label>3181 
<br/><br/><label>Dewey Class. No.: </label>620.00425