TY  - BOOK
AU  - Kirk,Samuel Alexander
TI  - Early education of the mentally retarded: an experimental study
AV  - LC4602 .K5
U1  - 371.922 
PY  - 1958///
CY  - Urbana: Ill.
KW  - Mentally handicapped children
KW  - Education
KW  - Local
KW  - Education of mentally retarded
N1  - Includes bibliographical references
ER  -