Coombs, W. T. (2012). Ongoing crisis communication: Planning, managing, and responding (3rd ed.). SAGE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCoombs, W. Timothy. Ongoing Crisis Communication: Planning, Managing, and Responding. 3rd ed. London: SAGE, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCoombs, W. Timothy. Ongoing Crisis Communication: Planning, Managing, and Responding. 3rd ed. SAGE, 2012.
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