1. American Counseling Association. (1995). Code of ethics and standards of practice. Alexandria, VA: Author.
2. Bebeau, M. J. (1994). Influencing the moral dimensions of dental practice. In J. Rest & D. Narvaez (Eds.), Moral development in the professions: Psychology and applied ethics (pp. 121–146). Hillsdale, NJ: Erlbaum.
3. Corey, G., Corey, M. S. & Callanan, P. (1998). Issues and ethics in the helping professions (5th ed.). Pacific Grove, CA: Brooks/Cole.
4. Gibbs, J. C., Basinger, K. S. & Fuller, D. (1992). Moral maturity: Measuring the development of sociomoral reflection. Hillsdale, NJ: Erlbaum.
5. Hair, J. F., Anderson, R. E., Tatham, R. L. & Black, W. C. (1998). Multivariate data analysis (5th ed.). Upper Saddle River, NJ: Prentice Hall.