1. Attention-Deficit/Hyperactivity Disorder: A Selective Overview
2. American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders (4th Edition). American Psychiatric Association, Washington DC, USA (1994).
3. American Psychiatric Association. Diagnostic and Statistical Manual Oo Mental Disorders (4th Edition) Text Revision. American Psychiatric Association, Washington, DC, USA (2000).
4. WHO.The ICD-10 Classification of Mental and Behavioral Disorders: Clinical Descriptions and Diagnostic Guidelines 1992; Diagnostic Criteria for Research 1993. WHO, Geneva, Switzerland (1992).
5. Attention-deficit hyperactivity disorder