1. Abraham, C., Norman, P., & Conner, M. (2000). Towards a psychology of health-related behaviour change. In P. Norman, C. Abraham, & M. Conner (Eds.), Understanding and changing health behaviour: From health beliefs to self-regulation (pp. 343–369). Amsterdam: Harwood Academic Publishers.
2. Achterberg, J., Dossey, B., & Kolkmeier, L. (2002). Imagery scripts for changing lifestyle patterns. In A. A. Sheikh (Ed.), Handbook of therapeutic imagery techniques. New York: Baywood Publishing Company Inc.
3. Ajzen, I. (2002). Constructing a TpB questionnaire: Conceptual and methodological considerations. Retrieved 10th March, 2004, from http://www.people.umass.edu/aizen/pdf/tpb.measurement.pdf
4. Austin, J. T., & Vancouver, J. B. (1996). Goal constructs in psychology: Structure, process and content. Psychological Bulletin, 120(3), 338–375.
5. Bagozzi, R. P. (1992). The self-regulation of attitudes, intentions, and behavior. Social Psychology Quarterly, 55(2), 178–204.