Washington (State). Department of Trade and Economic Development. (1987). County and community profiles. [State of Washington, Dept. of Trade & Economic Development].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Washington (State). Department of Trade and Economic Development. County and Community Profiles. [Olympia, Wash.] (General Administration Bldg., Olympia 98504-0613): [State of Washington, Dept. of Trade & Economic Development], 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Washington (State). Department of Trade and Economic Development. County and Community Profiles. [State of Washington, Dept. of Trade & Economic Development], 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.