Wagner, H. R. (1937). The cartography of the northwest coast of America to the year 1800. University of California press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWagner, Henry R. The Cartography of the Northwest Coast of America to the Year 1800. Berkeley, Calif.: University of California press, 1937.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWagner, Henry R. The Cartography of the Northwest Coast of America to the Year 1800. University of California press, 1937.
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