Seckel, Al. <br/><br/>
Optical illusions : |b the science of visual perception / |c Al Seckel. 

 - Buffalo, N.Y. : |b Firefly Books, |c 2006. 
 - 312 p. : |b chiefly col. ill. ; |c 27 cm. 
<br/><br/>Includes bibliographical references (p. 310) and index. 
<br/><br/><label>ISBN: </label>9781554071722 1554071720 
<br/><br/><label>LCCN: </label>2007270968 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical illusions.<br/>Visual perception
<br/><br/><label>LC Class. No.: </label>QP495 |b .S4354 2006 
<br/><br/><label>Dewey Class. No.: </label>