R.L. Polk & Co. (1885). R. L. Polk and Co.'s Inland Empire directory, 1885: Including directories of Adams, Centerville, Cheney, Colfax, Dayton, Palouse, Pataha City, Pendleton, Pomeroy, Spokane Falls, Sprague, Waitsburg, Walla Walla and Weston : also directories of Columbia, Garfield, Lincoln, Spokane, Umatilla, Walla Walla and Whitman counties. R. L. Polk.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)R.L. Polk & Co. R. L. Polk and Co.'s Inland Empire Directory, 1885: Including Directories of Adams, Centerville, Cheney, Colfax, Dayton, Palouse, Pataha City, Pendleton, Pomeroy, Spokane Falls, Sprague, Waitsburg, Walla Walla and Weston : Also Directories of Columbia, Garfield, Lincoln, Spokane, Umatilla, Walla Walla and Whitman Counties. Portland, Or.: R. L. Polk, 1885.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)R.L. Polk & Co. R. L. Polk and Co.'s Inland Empire Directory, 1885: Including Directories of Adams, Centerville, Cheney, Colfax, Dayton, Palouse, Pataha City, Pendleton, Pomeroy, Spokane Falls, Sprague, Waitsburg, Walla Walla and Weston : Also Directories of Columbia, Garfield, Lincoln, Spokane, Umatilla, Walla Walla and Whitman Counties. R. L. Polk, 1885.