Sarcone ,Gianni A. <br/><br/>
What are you looking at? :   over 250 optical illusions & eye tricks / 
Gianni A. Sarcone, Marie J. Waeber 
 - London :   Carlton,   2008. 
 - 269 pages :   chiefly illustrations (chiefly color) ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical illusions.
<br/><br/><label>Dewey Class. No.: </label>152.148 SAR