Blake, Kathryn A. <br/><br/>
The mentally retarded :  an educational psychology / 
by Kathryn A. Blake 
 - Englewood Cliffs, N.J. :  Prentice-Hall,  1976 
 - xi, 403 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographies and indexes. 
<br/><br/><label>ISBN: </label>0135762804 
<br/><br/><label>LCCN: </label>75-038702 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mentally handicapped children--Education<br/>Mentally handicapped children