Pacific Northwest Regional Planning Commission. (1937). The balance of trade of the Pacific Northwest (Prelim. ed.). Pacific Northwest Regional Planning Commission.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPacific Northwest Regional Planning Commission. The Balance of Trade of the Pacific Northwest. Prelim. ed. Portland, Or.: Pacific Northwest Regional Planning Commission, 1937.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPacific Northwest Regional Planning Commission. The Balance of Trade of the Pacific Northwest. Prelim. ed. Pacific Northwest Regional Planning Commission, 1937.
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