Ryburn, W. M. <br/><br/>
Introduction to educational psychology./ 
by  W . M. Ryburn. 
 - 2ed. 
 - London :  O U P;  1962 
 - 296p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology -Educational.
<br/><br/><label>Dewey Class. No.: </label>370.15 RYI