Skolnick, Jerome (2002). "Corruption and the Blue Code of Silence". Police Practice and Research. 3 (1): 7–19. doi:10.1080/15614260290011309. S2CID144512106. A similar version was published within Sarre, Rick; Das, Dilip K.; Albrecht, Hans-Jörg, eds. (2005). Policing Corruption: International Perspectives. Rowman & Littlefield. pp. 301–316. ISBN978-0-7391-0809-3.
Rothwell, Gary R.; Baldwin, J. Norman (2007). "Whistle-Blowing and the Code of Conduct in Police Agencies". Crime and Delinquency. 53 (4): 8–10. doi:10.1177/0011128706295048. S2CID144899577. (subscription required)
Skolnick, Jerome (2002). "Corruption and the Blue Code of Silence". Police Practice and Research. 3 (1): 7–19. doi:10.1080/15614260290011309. S2CID144512106. A similar version was published within Sarre, Rick; Das, Dilip K.; Albrecht, Hans-Jörg, eds. (2005). Policing Corruption: International Perspectives. Rowman & Littlefield. pp. 301–316. ISBN978-0-7391-0809-3.
Rothwell, Gary R.; Baldwin, J. Norman (2007). "Whistle-Blowing and the Code of Conduct in Police Agencies". Crime and Delinquency. 53 (4): 8–10. doi:10.1177/0011128706295048. S2CID144899577. (subscription required)
Chin, Gabriel; Wells, Scott (1998). "The 'Blue Wall of Silence' and 'the Blue Curtain of Secrecy' as Evidence of Bias and Motive to Lie: A New Approach to Police Perjury". University of Pittsburgh Law Review. 59: 233. SSRN1810012.