1. Diagnostic and Statistical Manual of Mental Disorders, 2nd edition (DSM-II);American Psychiatric Association,1968
2. Diagnostic and Statistical Manual of Mental Disorders, 3rd edition (DSM-III);American Psychiatric Association,1980
3. Diagnostic and Statistical Manual of Mental Disorders 3rd edition-revised (DSM-III-R);American Psychiatric Association,1987
4. Diagnostic and Statistical Manual of Mental Disorders, 4th edition (DSM-IV);American Psychiatric Association,1994
5. Attention-deficit disorders;Arnold,1995