Falk, E. L. (1967). A summary of, and excerpts from the report: Economic analysis, county, metropolitan area, and city of Spokane, Washington: Prepared for the Spokane metropolitan area transportation study. s.n.].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Falk, Edward L. A Summary of, and Excerpts from the Report: Economic Analysis, County, Metropolitan Area, and City of Spokane, Washington: Prepared for the Spokane Metropolitan Area Transportation Study. [S.l.: s.n.], 1967.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Falk, Edward L. A Summary of, and Excerpts from the Report: Economic Analysis, County, Metropolitan Area, and City of Spokane, Washington: Prepared for the Spokane Metropolitan Area Transportation Study. s.n.], 1967.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.