Doughton, S. (2013). Full-rip 9.0: The next big earthquake in the pacific northwest.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDoughton, Sandi. Full-rip 9.0: The Next Big Earthquake in the Pacific Northwest. 2013.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDoughton, Sandi. Full-rip 9.0: The Next Big Earthquake in the Pacific Northwest. 2013.
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