Pacific Northwest Regional Planning Commission & Pacific Northwest Land Advisory Committee. (1939). Migration and the development of economic opportunity in the Pacific Northwest: A report by the Pacific Northwest Regional Planning Commission with cooperation of Pacific Northwest Land Advisory Committee.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pacific Northwest Regional Planning Commission و Pacific Northwest Land Advisory Committee. Migration and the Development of Economic Opportunity in the Pacific Northwest: A Report by the Pacific Northwest Regional Planning Commission with Cooperation of Pacific Northwest Land Advisory Committee. Portland, Or, 1939.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Pacific Northwest Regional Planning Commission و Pacific Northwest Land Advisory Committee. Migration and the Development of Economic Opportunity in the Pacific Northwest: A Report by the Pacific Northwest Regional Planning Commission with Cooperation of Pacific Northwest Land Advisory Committee. 1939.