TY  - BOOK
AU  - Thorne,Gareth D.
TI  - Understanding the mentally retarded
AV  - RC570 .T48
U1  - 136.766 
PY  - 1965///]
CY  - New York
PB  - Blakiston Division, McGraw-Hill
KW  - Mental Retardation
KW  - Local
N1  - Bibliography: p. 148-150
ER  -