Pacific Northwest Regional Planning Commission & United States. National Resources Planning Board. (1942). Development of resources and of economic opportunity in the Pacific Northwest: Report of the Pacific Northwest regional planning commission to the National resources planning board. U.S. Govt. Print. Off..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pacific Northwest Regional Planning Commission و United States. National Resources Planning Board. Development of Resources and of Economic Opportunity in the Pacific Northwest: Report of the Pacific Northwest Regional Planning Commission to the National Resources Planning Board. Washington: U.S. Govt. Print. Off., 1942.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Pacific Northwest Regional Planning Commission و United States. National Resources Planning Board. Development of Resources and of Economic Opportunity in the Pacific Northwest: Report of the Pacific Northwest Regional Planning Commission to the National Resources Planning Board. U.S. Govt. Print. Off., 1942.