Marks, A. Tyburn Tree: Its History and Annals.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMarks, Alfred. Tyburn Tree: Its History and Annals.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMarks, Alfred. Tyburn Tree: Its History and Annals.
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