Brackenridge, W. D., & Sperlin, O. B. (1931). The Brackenridge journal for the Oregon country. University of Washington Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBrackenridge, William D., और Ottis Bedney Sperlin. The Brackenridge Journal for the Oregon Country. Seattle, Wash.: University of Washington Press, 1931.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBrackenridge, William D., और Ottis Bedney Sperlin. The Brackenridge Journal for the Oregon Country. University of Washington Press, 1931.
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