Parry, R., & Sala, E. (1999). The wolf's cub: Wyatt earp in alaska series, book 2 (Unabridged.). Recorded Books Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रParry, Richard, और Ed Sala. The Wolf's Cub: Wyatt Earp in Alaska Series, Book 2. Unabridged. Prince Frederick: Recorded Books Inc., 1999.
एमएलए (8वां संस्करण) प्रशस्ति पत्रParry, Richard, और Ed Sala. The Wolf's Cub: Wyatt Earp in Alaska Series, Book 2. Unabridged. Recorded Books Inc., 1999.
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