1. Achenbach TM. Manual for the Child behaviour Checklist/4–18 and 1991 profile. Burlington, University of Vermont department of Psychiatry; 1991a.
2. Achenbach TM. Manual for the Youth self-Report and 1991 profile. Burlington, University of Vermont Department of Psychiatry; 1991b.
3. Alessi NE, Krahn D, Brehm D, Wittekindt J. J Am Acad Child Adolesc Psychiat. 1989;28:380–4.
4. Ambrosini PJ. J Am Acad Child Adolesc Psychiat. 2000;39:49–56.
5. American Psychiatric Association. Diagnostic and statistical manual of mental disorders, 4th ed.Washington, DC: APA; 1994.