Hoobler, D., Hoobler, T., & Hammond, T. (2016). What was the San Francisco Earthquake? Grosset & Dunlap, an imprint of Penguin Random House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHoobler, Dorothy, Thomas Hoobler, और Ted Hammond. What Was the San Francisco Earthquake? New York, New York: Grosset & Dunlap, an imprint of Penguin Random House, 2016.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHoobler, Dorothy, et al. What Was the San Francisco Earthquake? Grosset & Dunlap, an imprint of Penguin Random House, 2016.
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