1. American Psychiatric Association, American Psychiatric Association.(2000) Task Force on DSM-IV. Diagnostic and statistical manual of mental disorders: DSM-IV-TR 4. ed. Washington DC: American Psychiatric Association.
2. Kadesjö, B and Gillberg, C. (1998) Attention deficits and clumsiness in Swedish 7-year-old children Dev Med Child Neurol, 40, pp. 796 - 804.
3. Cantwell, DP. (1996) Attention deficit disorder: a review of the past 10 years J. Am. Acad. Child Adolesc. Psychiatry, 35, pp. 978 - 987.
4. Coopersmith, S.(1967) The antecedents of self-esteem. W.H.Freeman.
5. Harter, S.(1988) Manual for the Self-Perception Profile for Adolescents. Denver : University of Denver.