Bessey, R. F. (1964). The public issues of middle Snake River development: The controversy over Hells Canyon and Nez Perce reaches. Washington (State) Dept. of Conservation, Division of Power Resources].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBessey, Roy F. The Public Issues of Middle Snake River Development: The Controversy over Hells Canyon and Nez Perce Reaches. [Olympia: Washington (State) Dept. of Conservation, Division of Power Resources], 1964.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBessey, Roy F. The Public Issues of Middle Snake River Development: The Controversy over Hells Canyon and Nez Perce Reaches. Washington (State) Dept. of Conservation, Division of Power Resources], 1964.
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