Omura, George <br/><br/>
Mastering AutoCAD release 11 

 - 4th ed. 
 - New Delhi  BPB Publications  1992 
 - xxxiii, 931 p.  
<br/><br/> Includes appendices and index 
<br/><br/><label>Dewey Class. No.: </label>TBB D65,8(B288)0bD:4 N20;1