Perception 
Sekuler, Robert. 
 - Third edition. 
 -  McGraw-Hill  Inc.  1994 
 - xv,572 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-07-056085-4 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Perception.
<br/><br/><label>Dewey Class. No.: </label>152.1 S434p 1994