Dunigan, M., & Petersohn, U. (2015). The markets for force: Privatization of security across world regions. University of Pennsylvania Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDunigan, Molly, और Ulrich Petersohn. The Markets for Force: Privatization of Security Across World Regions. Philadelphia, Pennsylvania: University of Pennsylvania Press, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDunigan, Molly, और Ulrich Petersohn. The Markets for Force: Privatization of Security Across World Regions. University of Pennsylvania Press, 2015.
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