Lewis, B. (2019). The last Leonardo: The secret lives of the world's most expensive painting (First U.S. edition.). Ballantine Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLewis, Ben. The Last Leonardo: The Secret Lives of the World's Most Expensive Painting. First U.S. edition. New York: Ballantine Books, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLewis, Ben. The Last Leonardo: The Secret Lives of the World's Most Expensive Painting. First U.S. edition. Ballantine Books, 2019.
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