Gough, B. M. (1992). The Northwest Coast: British navigation, trade, and discoveries to 1812. UBC Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGough, Barry M. The Northwest Coast: British Navigation, Trade, and Discoveries to 1812. Vancouver: UBC Press, 1992.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGough, Barry M. The Northwest Coast: British Navigation, Trade, and Discoveries to 1812. UBC Press, 1992.
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