ebrary, Inc, Skogan, W. G., & Frydl, K. (2004). Fairness and effectiveness in policing: The evidence. National Academies Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, Wesley G. Skogan, और Kathleen Frydl. Fairness and Effectiveness in Policing: The Evidence. Washington, DC: National Academies Press, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Fairness and Effectiveness in Policing: The Evidence. National Academies Press, 2004.
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