Rappaport, H. (2014). The Romanov sisters: The lost lives of the daughters of Nicholas and Alexandra (First U.S. edition.). St. Martin's Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRappaport, Helen. The Romanov Sisters: The Lost Lives of the Daughters of Nicholas and Alexandra. First U.S. edition. New York: St. Martin's Press, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRappaport, Helen. The Romanov Sisters: The Lost Lives of the Daughters of Nicholas and Alexandra. First U.S. edition. St. Martin's Press, 2014.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.