TY  - BOOK
AU  - American Association on Mental Retardation
TI  - Mental retardation: definition, classification, and systems of supports
SN  - 0940898810
AV  - RC 570 C515.2002
U1  - 616.85/88/0012 21
PY  - 2002///
CY  - Washington, DC
PB  - American Association on Mental Retardation
KW  - Discapacidad intelectual
N1  - Incluye referencias e índices
ER  -