encyclopedia britannica :  A new survey of universal kownledge /   volume 7 /   Disy to educational psychology . 

 - 1028 pages :  illustrations ;   30 cm .  
<br/><br/>240-220 ببليوجرافيا: صفحات. 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Subjects--Geographic Terms: </label>
<br/><br/><label>Subjects--Index Terms: </label>encyclopedia 
<br/><br/><label>Dewey Class. No.: </label>031  / E N