1. Aaron, J. D. (2000). Stress and coping in police officers. Police Quarterly, 3, 438–450.
2. Andreas, P., & Nadelmann, E. (2006). Policing the globe. Criminalization and crime control in international relationships. New York, US: Oxford University Press.
3. Bayerl, P. S., Karlović, R., Akhgar, B., & Markarian, G. (2017). Community policing—A European perspectives. Cham: Springer International Publishing.
4. Bowling, B., & Sheptycki, J. (2012). Global policing. Thousand Oaks: Sage.
5. European Agency for Safety and Health at Work. (2014). Calculating the cost of work-related stress and psychosocial risks. European Risk Observatory Literature Review. https://osha.europa.eu/en/publications/literature_reviews/calculating-the-cost-of-work-related-stress-and-psychosocial-risks. Accessed October 4, 2019.