Bayley, DH, & Nixon, C. (2010). The changing environment for policing, 1985-2008 . Cambridge, Mass.: Harvard Kennedy School Program in Criminal Justice Policy and Management.
Klockstars, C. (1980). The Dirty Harry problem. The Annals of the American Academy, 452, 33-47.
Skogan, W.G., & Frydl, K. (2004). Fairness and effectiveness in policing the evidence. Washington, DC: National Academies Press.
Walsh, W. (2001). "Compstat: An analysis of an emerging police managerial paradigm." Policing: An International Journal of Police Strategies and Management, 24(3). pp. 347-362.