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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रebrary, Inc, Helene Joffe, Tiziana Rossetto, और John Adams. Cities at Risk: Living with Perils in the 21st Century. Dordrecht ; New York: Springer, 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रebrary, Inc, et al. Cities at Risk: Living with Perils in the 21st Century. Springer, 2013.
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