McDonald, A., & Cole, J. M. (2001). This blessed wilderness: Archibald McDonald's letters from the Columbia, 1822-44. UBC Press.
Cita Chicago Style (17a ed.)McDonald, Archibald, y Jean Murray Cole. This Blessed Wilderness: Archibald McDonald's Letters from the Columbia, 1822-44. Vancouver: UBC Press, 2001.
Cita MLA (8a ed.)McDonald, Archibald, y Jean Murray Cole. This Blessed Wilderness: Archibald McDonald's Letters from the Columbia, 1822-44. UBC Press, 2001.
Precaución: Estas citas no son 100% exactas.