Pacific Northwest Regional Planning Commission. (1936). Pacific Northwest water resources and their future development: A report to the National Resources Committee, October, 1936.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPacific Northwest Regional Planning Commission. Pacific Northwest Water Resources and Their Future Development: A Report to the National Resources Committee, October, 1936. Portland, Or, 1936.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPacific Northwest Regional Planning Commission. Pacific Northwest Water Resources and Their Future Development: A Report to the National Resources Committee, October, 1936. 1936.
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