The pastel colour wheel book 
Barber, John,. 
 -  Search Press,  2009 
 - 160 p. 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-84442-594-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Color in art.
<br/><br/><label>Dewey Class. No.: </label>741.235 B2341 2009