Guthrie, E.R. <br/><br/>
Educational psychology. 

 - New York  1950. 
 - 530 p. 
 - Douglas series in education. .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 496-524. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology