APA (7th ed.) Zitazioa

Gibson, J. R. (1997). The lifeline of the Oregon Country: The Fraser-Columbia brigade system, 1811-47. UBC Press.

Chicago Style (17th ed.) Zitazioa

Gibson, James R. The Lifeline of the Oregon Country: The Fraser-Columbia Brigade System, 1811-47. Vancouver: UBC Press, 1997.

MLA (9th ed.) Zitazioa

Gibson, James R. The Lifeline of the Oregon Country: The Fraser-Columbia Brigade System, 1811-47. UBC Press, 1997.