Langley, P. (2023). The princes in the tower: Solving history's greatest cold case (First Pegasus Books cloth edition.). Pegasus Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLangley, Philippa. The Princes in the Tower: Solving History's Greatest Cold Case. First Pegasus Books cloth edition. New York, NY: Pegasus Books, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLangley, Philippa. The Princes in the Tower: Solving History's Greatest Cold Case. First Pegasus Books cloth edition. Pegasus Books, 2023.
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