Seckel, Al <br/><br/>
Incredible Visual Illusions. 

 - London SE1  3HA :  Arcturus Publishing Limited,  2003. 
 - 256 
<br/><br/><label>ISBN: </label>1-84193-197-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical Illusions