TY  - BOOK
AU  - Ritvo,Edward
TI  - Understanding the nature of autism and Asperger's disorder: forty years of clinical practice and pioneering research 
SN  - 1843108143
PY  - 2006///
CY  - London
PB  - Jessica Kingsley
KW  - Autistic Disorder
KW  - Asperger Syndrome
ER  -