Gill, Robert W. <br/><br/>
Basic rendering :  effective drawing for designers, artists, and illustrators / 
Robert W. Gill. 
 - London :  Thames and Hudson,  c1991. 
 - 215 p. :  ill., facsims., ports. 
<br/><br/><label>ISBN: </label>050027634X (pbk) :  �8.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drawing--Technique.