Duff, Jon M. <br/><br/>
Sketching for engineering design visualization / 
Jon M. Duff and William A. Ross. 
 - New York :  Delmar, Cengage,  2009. 
 - 193 pages :  illustrations ;  28 cm. 
<br/><br/><label>ISBN: </label>9781435453623 :  $98.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Freehand technical sketching.<br/>Three-dimensional display systems.<br/>Engineering Design--Sketching.<br/>Technical Drawing--Sketching.
<br/><br/><label>LC Class. No.: </label>T359  / .D84 1995 
<br/><br/><label>Dewey Class. No.: </label>620/.0042/0285