Abbott, P. L. (2004). Natural disasters (Forth edition.). McGraw-Hill Higer Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAbbott, Patrick L. Natural Disasters. Forth edition. Boston: McGraw-Hill Higer Education, 2004.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAbbott, Patrick L. Natural Disasters. Forth edition. McGraw-Hill Higer Education, 2004.
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