Trow, William Clark,  1894- <br/><br/>
Educational psychology 

 - 2d ed. 
 - Westport, Conn. :  Greenwood Press,  1970 
 - ix, 761 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>ISBN: </label>1837131529 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational psychology