Thomas.Robert M.  <br/><br/>
Encyclopedia Auto cad Rel.11 

 - New Delhi  B.P.B. Pub  1993 
 - 1221 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Encyclopedia
<br/><br/><label>Dewey Class. No.: </label>6.6