艾爾瑪 (華盛頓州)

Population and Housing. U.S. Census Bureau. [November 18, 2011]. (原始內容存檔于2006-02-08).  坐標:47°00′20″N 123°24′23″W / 47.0056°N 123.4064°W / 47.0056; -123.4064

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