Educational psychology / 
Rudolf Pintner, John J. Ryan, Paul V. West...[et al.]. 
 - 5th ed. 
 - New York :  Barnes & Noble,  1968. 
 - xii, 224 p.  ill. 
<br/><br/>Includes bibliographic references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology