Humphrey, George,  1889- <br/><br/>
Thinking :  an introduction to its experimental psychology / 
Ge orge Humphrey. 
 - London :  Methuen,  1951. 
 - xi, 331 p. ;  22 cm. 
 - Methuen's Manuals of modern psychology .
<br/><br/><label>LCCN: </label>52-006678 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychophysiology.
<br/><br/><label>Dewey Class. No.: </label>153.4