Ward, N. (2023). Son of the Old West: The odyssey of Charlie Siringo: cowboy, detective, writer of the wild frontier (First Grove Atlantic hardcover edition.). Atlantic Monthly Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWard, Nathan. Son of the Old West: The Odyssey of Charlie Siringo: Cowboy, Detective, Writer of the Wild Frontier. First Grove Atlantic hardcover edition. New York: Atlantic Monthly Press, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWard, Nathan. Son of the Old West: The Odyssey of Charlie Siringo: Cowboy, Detective, Writer of the Wild Frontier. First Grove Atlantic hardcover edition. Atlantic Monthly Press, 2023.
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