United States. National Resources Planning Board. (1942). Pacific Northwest region industrial development, Dec., 1942. U.S. Government Printing Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रUnited States. National Resources Planning Board. Pacific Northwest Region Industrial Development, Dec., 1942. Washington, D.C.: U.S. Government Printing Office, 1942.
एमएलए (8वां संस्करण) प्रशस्ति पत्रUnited States. National Resources Planning Board. Pacific Northwest Region Industrial Development, Dec., 1942. U.S. Government Printing Office, 1942.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.