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शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रOregon Historical Society. Oregon History. Portland, OR: Oregon Historical Society, 1994.
एमएलए (8वां संस्करण) प्रशस्ति पत्रOregon Historical Society. Oregon History. Oregon Historical Society, 1994.
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