McKinney, S. (1987). Reach of tide, ring of history: A Columbia River voyage. Oregon Historical Society Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcKinney, Sam. Reach of Tide, Ring of History: A Columbia River Voyage. Portland, Or.: Oregon Historical Society Press, 1987.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMcKinney, Sam. Reach of Tide, Ring of History: A Columbia River Voyage. Oregon Historical Society Press, 1987.
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