Oregon Historical Society, White, K., & Cuthill, M. (1993). Overland passages: A guide to overland documents in the Oregon Historical Society. Oregon Historical Society Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOregon Historical Society, Kris White, और Mary-Catherine Cuthill. Overland Passages: A Guide to Overland Documents in the Oregon Historical Society. Portland, Ore.: Oregon Historical Society Press, 1993.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOregon Historical Society, et al. Overland Passages: A Guide to Overland Documents in the Oregon Historical Society. Oregon Historical Society Press, 1993.
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