Cita APA (7a ed.)

Bradshaw, C. P., & Waasdorp, T. E. (2019). Preventing bullying in schools: A social and emotional approach to early intervention (First edition.). W. W. Norton & Company.

Cita Chicago Style (17a ed.)

Bradshaw, Catherine P., y Tracy Evian Waasdorp. Preventing Bullying in Schools: A Social and Emotional Approach to Early Intervention. First edition. New York London: W. W. Norton & Company, 2019.

Cita MLA (8a ed.)

Bradshaw, Catherine P., y Tracy Evian Waasdorp. Preventing Bullying in Schools: A Social and Emotional Approach to Early Intervention. First edition. W. W. Norton & Company, 2019.