Kelley, T., & Marchesi, S. (2012). Who was Roald Dahl? Penguin Workshop, an imprint of Penguin Random House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKelley, True, और Stephen Marchesi. Who Was Roald Dahl? New York, New York: Penguin Workshop, an imprint of Penguin Random House, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKelley, True, और Stephen Marchesi. Who Was Roald Dahl? Penguin Workshop, an imprint of Penguin Random House, 2012.
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