TY  - BOOK
AU  - Burt,Cyril
TI  - The backward child 
U1  - 371.92 
PY  - 1965///.
CY  - London : 
PB  - University of London Press Ltd., 
KW  - Children with mental disabilities
KW  - Child development
KW  - Child psychology
N1  - Includes index.
ER  -