Ferrara, S., & Portnowitz, T. (2022). The greatest invention: A history of the world in nine mysterious scripts (First American edition.). Farrar, Straus and Giroux.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFerrara, Silvia, और Todd Portnowitz. The Greatest Invention: A History of the World in Nine Mysterious Scripts. First American edition. New York: Farrar, Straus and Giroux, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रFerrara, Silvia, और Todd Portnowitz. The Greatest Invention: A History of the World in Nine Mysterious Scripts. First American edition. Farrar, Straus and Giroux, 2022.
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