Burt, Cyril  1883-1971 <br/><br/>
The backward child / 
by Cyril Burt. 
 - 4th ed. 
 - London:   University of London Press,   1958.  
 - xx, 708 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children with mental disabilities
<br/><br/><label>Dewey Class. No.: </label>371.92