Lewis and Clark Centennial Exposition Portland, Or., & Hardt, H. B. (1905). Official catalogue of the Lewis & CLark Centennial and American Pacific Exposition and Oriental Fair, Portland, Oregon, U.S.A., June 1 to October 15, 1905 .. A. Hess & Co.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLewis and Clark Centennial Exposition Portland, Or., और H. B. Hardt. Official Catalogue of the Lewis & CLark Centennial and American Pacific Exposition and Oriental Fair, Portland, Oregon, U.S.A., June 1 to October 15, 1905 .. Portland, Or.: A. Hess & Co, 1905.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLewis and Clark Centennial Exposition Portland, Or., और H. B. Hardt. Official Catalogue of the Lewis & CLark Centennial and American Pacific Exposition and Oriental Fair, Portland, Oregon, U.S.A., June 1 to October 15, 1905 .. A. Hess & Co, 1905.