Rappaport, H. (2017). Caught in the revolution: Petrograd, Russia, 1917--a world on the edge (First U.S. edition.). St. Martin's Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRappaport, Helen. Caught in the Revolution: Petrograd, Russia, 1917--a World on the Edge. First U.S. edition. New York: St. Martin's Press, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRappaport, Helen. Caught in the Revolution: Petrograd, Russia, 1917--a World on the Edge. First U.S. edition. St. Martin's Press, 2017.
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