Jensen, Arthur . (Arthur Robert) <br/><br/>
Educational differences 
Arthur R. Jensen 
 - London  Methuen  1973 
 - 462p. 22cm. 
<br/><br/><label>ISBN: </label>0416759807 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Socially handicapped children--Education