Gantt, E. E. 「Empathy.」 Encyclopedia of Human Development. 2005. SAGE Publications. Newbury Park, CA.
Jones, E.E., et al. Attribution: Perceiving the Causes of Behavior. New Jersey: General Learning Press, 1972. p. 79-94
Tuller, H. M., Bryan, C. J., Heyman, G. D., & Christenfeld, N. J. (2015). Seeing the other side: Perspective taking and the moderation of extremity. Journal of Experimental Social Psychology, 59, 18-23.