1. Achenbach, T. M. (1991a). Manual for the child behavior checklist/4-18 and profile. Burlington: University of Vermont, Department of Psychiatry.
2. Achenbach, T. M. (1991b). Manual for the youth self-report and 1991 profile. Burlington: University of Vermont, Department of Psychiatry.
3. Achenbach, T. M. (2001). Child behavior checklist for ages 6 to 18. Burlington: University of Vermont, Research Center for Children, Youth, and Families.
4. Albano, A. M., Chorpita, B. F., & Barlow, D. H. (2003). Childhood anxiety disorders. Child Psychopathology, 2, 279–329.
5. Barmish, A. J., & Kendall, P. C. (2005). Should parents be co-clients in cognitive-behavioral therapy for anxious youth? Journal of Clinical Child and Adolescent Psychology, 34, 569–581.