Scott, J. W., Newman, J. G., Sarjeant, B. C., & Vasquez, C. R. (1989). Washington, a centennial atlas. Center for Pacific Northwest Studies, Western Washington University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रScott, James William, John G. Newman, Bruce C. Sarjeant, और Colin R. Vasquez. Washington, a Centennial Atlas. Bellingham, Wash.: Center for Pacific Northwest Studies, Western Washington University, 1989.
एमएलए (8वां संस्करण) प्रशस्ति पत्रScott, James William, et al. Washington, a Centennial Atlas. Center for Pacific Northwest Studies, Western Washington University, 1989.
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