1. Moderator variables: a clarification of conceptual, analytic, and psychometric issues;Arnold;Organizational Behavior and Human Performance,1982
2. Bandura, A., 1982. The self and mechanisms of agency. In: Suls, J. (Ed.), Psychological Perspectives on the Self. Erlbaum, Hillsdale, NJ.
3. The moderator–mediator variable distinction in social psychological research: Conceptual, strategic, and statistical considerations;Baron;Journal of Personality and Social Psychology,1986
4. A child's Christmas in America: Santa Claus as deity, consumption as religion;Belk;Journal of American Culture,1987
5. Faure, C., Mick, D.G., 1993. Self-gifts through the lens of attribution theory. In: McAlister, L., Rothschild, M. (Eds.), Advances in Consumer Research, Vol. 20. Association for Consumer Research, Provo, UT, pp. 553–556.