Hewitt, P. L., Flett, G. L., Sherry, S. B., Habke, M., Parkin, M., et al. (2003). The interpersonal expression of perfection: Perfectionistic self-presentation and psychological distress. Journal of Personality and Social Psychology, 84(6), 1303-1325. doi: 10.1037/0022-3514.84.6.1303