Wang, Thomas C. <br/><br/>
Pencil sketching 

 - New York  Wiley  2002 
 - ix, 115 p. : ill. ; 22 x 28 cm. 
<br/><br/> Previous ed.: New York : Van Nostrand Reinhold, 1977.   Includes index   
<br/><br/><label>ISBN: </label>0471399191