Washington State University. (1927). Contributions to the history of the Pacific northwest.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWashington State University. Contributions to the History of the Pacific Northwest. Pullman, 1927.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWashington State University. Contributions to the History of the Pacific Northwest. 1927.
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