Baumeister, R. F., Bushman, B. J., & Campbell, W. K. (2000). Self-esteem, narcissism and aggression: Does violence result from low self-esteem or from threatened egotism? Current Directions in Psychological Science, 9, 26-29.
Craig, W. M., & Pepler, D. J. (1995). Peer processes in bullying and victimization: A naturalistic study. Exceptionality Education in Canada, 4, 81-95.
Crick, N. R., & Grotpeter, J. K. (1995). Relational aggression, gender, and social-psychological adjustment. Child Development, 67, 710-722.
Olweus, D. (1991). Bully/victim problems among schoolchildren: Basic facts and effects of a school based intervention program. In D. Pepler & K. Rubin (Eds.), The development and treatment of childhood aggression. Hillsdale, NJ: Erlbaum.
Olweus, D. (1992). Bullying among schoolchildren: Intervention and prevention. In R. D. Peters, R. J. McMahon, & V. L. Quincy (Eds.), Aggression and violence throughout the life span. Hillsdale, NJ: Erlbaum.
Olweus, D. (1993). Bullying at school: What we know and what we can do. London: Blackwell.
Pepler, D., Craig, W. M., & O'Connell, P. (1999). Understanding bullying from a dynamic systems perspective. In A. Slater & D. Muir (Eds.), Blackwell reader in Developmental Psychology, pp. 440 - 451. London: Blackwell.
Smith, P. K., Bowers, L., Binney, V., & Cowie, H. (1999). Relationships of children involved in bully/victim problems at school. In M. Woodhead, D. Faulkner, & K. Littleton (Eds.), Making sense of social development. London: Routledge.