1. Achenbach, T. M. (1991). Manual for the child behavior checklist: 4–18 and 1991 profile. Burlington, VT: University of Vermont, Department of Psychiatry.
2. Achenbach, T. M., & Dumenci, L. (2001). Advances in empirically based assessment: Revised cross-informant syndromes and new DSM-oriented scale for CBCL, YSR, and TRF: Comment of Lengua, Sadowski, Friedrich, and Fisher (2001). Journal of Counseling and Clinical Psychology, 69, 699–702.
3. Ainsworth, M. D., & Wittig, B. A. (1969). Attachment and exploratory behavior of one-year-olds in a strange situation. In B. M. Foss (Ed.), Determinants of infant behavior (Vol. 4, pp. 113–136). London: Methuen.
4. Allen, J. P. (2008). The attachment system in adolescence. In J. Cassidy & P. R. Shaver (Eds.), Handbook of attachment: Theory, research, and clinical applications (pp. 419–435). New York: Guilford Press.
5. Allen, J. P., Porter, M., McFarland, C., McElhaney, K. B., & Marsh, P. (2007). The relation of attachment security to adolescents’ paternal and peer relationships, depression, and externalizing behavior. Child Development, 78, 1222–1239.