1. Achenbach, T., & Edelbrock, C. (1986). Manual for the teacher’s report form and teacher version of the child behavior profile. Burlington, VT: University of Vermont, Department of Psychiatry.
2. Ainsworth, M. D. S. (1991). Attachments and other affectional bonds across the life cycle. In C. M. Parkes, J. Stevenson-Hinde, & P. Marris (Eds.), Attachment across the lifecycle (pp. 33–51). New York, NY: Routledge.
3. Allen, K., Blascovich, J., Tomaka, J., & Kelsey, R. (1991). Presence of human friends and pet dogs as moderators of autonomic responses to stress in women. Journal of Personality and Social Psychology, 61, 589–682.
4. Beck, A. T. (1976). Cognitive therapy and the emotional disorders. New York, NY: International Universities Press.
5. Bonas, S., McNichols, J., & Collis, G. M. (2000). Pets in the networks of family relationships: An empirical study. In A. L. Podberseck, E. S. Paul, & J. A. Serpell (Eds.), Companion animals and us: Exploring the relationships between people and pets (pp. 209–236). Cambridge, UK: Cambridge University Press.