Omura, George. <br/><br/>
Mastering Autocad release 12 /George Omur 

 - New Delhi  BPB  1994 
 - xxxvii, 1142p  incl. disk 
<br/><br/><label>ISBN: </label>8170292549 
<br/><br/><label>Dewey Class. No.: </label>620.00420285  / N94