Ttofi, M. M., Farrington, D., & Baldry, A. C. (2008). Effectiveness of programmes to reduce school bullying: A systematic review; report prepared for the Swedish National Council for Crime Prevention. Swedish National Council for Crime Prevention, Information and publications.
Cita Chicago Style (17a ed.)Ttofi, Maria M., David Farrington, y Anna C. Baldry. Effectiveness of Programmes to Reduce School Bullying: A Systematic Review; Report Prepared for the Swedish National Council for Crime Prevention. Stockholm: Swedish National Council for Crime Prevention, Information and publications, 2008.
Cita MLA (8a ed.)Ttofi, Maria M., et al. Effectiveness of Programmes to Reduce School Bullying: A Systematic Review; Report Prepared for the Swedish National Council for Crime Prevention. Swedish National Council for Crime Prevention, Information and publications, 2008.