Campbell, C. A. (1949). The Old National Bank of Spokane: The pioneer "big bank" of Spokane and the Inland Empire. State College of Washington?].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCampbell, Claude A. The Old National Bank of Spokane: The Pioneer "Big Bank" of Spokane and the Inland Empire. [Pullman, Wash.: State College of Washington?], 1949.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCampbell, Claude A. The Old National Bank of Spokane: The Pioneer "Big Bank" of Spokane and the Inland Empire. State College of Washington?], 1949.
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