National Endowment for the Humanities, Washington State University. Department of History, Stratton, D. H., & Frykman, G. A. (1988). The Changing Pacific Northwest: Interpreting its past. Washington State University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNational Endowment for the Humanities, Washington State University. Department of History, David H. Stratton, और George A. Frykman. The Changing Pacific Northwest: Interpreting Its Past. Pullman, Wash.: Washington State University Press, 1988.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNational Endowment for the Humanities, et al. The Changing Pacific Northwest: Interpreting Its Past. Washington State University Press, 1988.
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