Coombs, W. T. (2007). Ongoing crisis communication: Planning, managing, and responding (2nd ed.). SAGE Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCoombs, W. Timothy. Ongoing Crisis Communication: Planning, Managing, and Responding. 2nd ed. Los Angeles: SAGE Publications, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCoombs, W. Timothy. Ongoing Crisis Communication: Planning, Managing, and Responding. 2nd ed. SAGE Publications, 2007.
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