1. Advancement Project. (2005). Education on lockdown: The school to jailhouse track. Washington, DC: Author.
2. American Psychological Association Services, Inc. (2021). The pathway from Exclusionary discipline to the school to prison pipeline. https://www.apa.org/advocacy/health-disparities/discipline-facts.pdf
3. Annie E. Casey Foundation. (2011). No place for kids: The case for reducing juvenile incarceration. Author.
4. Banks, D., Hendrix, J., Hickman, M., & Kychelhahn, T. (2019). National sources of law enforcement employment data. U.S. Department of Justice, Office of Justice Programs. Bureau of justice Statistics. NCJ 249681.
5. Security and the SRO.;S.Black;The American School Board Journal,2009