Gough, B. M. (1980). Distant dominion: Britain and the northwest coast of North America, 1579-1809. University of British Columbia Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGough, Barry M. Distant Dominion: Britain and the Northwest Coast of North America, 1579-1809. Vancouver: University of British Columbia Press, 1980.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGough, Barry M. Distant Dominion: Britain and the Northwest Coast of North America, 1579-1809. University of British Columbia Press, 1980.
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