Language, cognitive deficits, and retardation / 
edited by Neil O'Connor. 
 - London :  Butterworths,  1975. 
 - 233 p. ;  22 cm. 
 - IRMMH Study Group 7 .
<br/><br/><label>ISBN: </label>0407000070 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Languages--Psychology.