Paraquin, Charles H. <br/><br/>
The world's best optical illusions / 
Charles H. Paraquin. 
 - New York :  Sterling,  1987,c1977. 
 - 96 p. :  ill. 
<br/><br/> Presents more than 100 optical illusions, with explanations of the reasons for their effects. 
<br/><br/><label>ISBN: </label>0806966440 (pbk.) :  $3.95 
<br/><br/><label>LCCN: </label>87013885 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical illusions.<br/>Puzzles.
<br/><br/><label>Dewey Class. No.: </label>152.1