1. Aldenderfer MS, Blashfield RK (1984) Cluster analysis. Sage Publications, Newbury Park, California
2. Alsaker FD, Valkanover S (2001) Early diagnosis and prevention of victimization in kindergarten. In: Juvonen J, Graham S (eds) Peer harassment in schools: The plight of the vulnerable and victimized. The Guilford Press, New York, pp 175–195
3. Arkowitz H (1981) Assessment of social skills. In: Hersen M, Bellack AS (eds) Behavioral assessment. Pergamon Press, New York, pp 296–327
4. Bandura A (1970) Aggression: a social learning analysis. Prentice Hall, Englewood Cliffs, NJ
5. Baron RA, Richardson DR (1994) Human aggression. Plenum Press, New York