Gough, B. M. (1992). The Northwest Coast: British navigation, trade, and discoveries to 1812. UBC Press.
Chicago-referens (17:e uppl.)Gough, Barry M. The Northwest Coast: British Navigation, Trade, and Discoveries to 1812. Vancouver: UBC Press, 1992.
MLA-referens (9:e uppl.)Gough, Barry M. The Northwest Coast: British Navigation, Trade, and Discoveries to 1812. UBC Press, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.