Ashley, W. H., & Johnson, D. R. (1981). British establishments on the Columbia & the state of the fur trade. Ye Galleon Press.
Cita Chicago Style (17a ed.)Ashley, William Henry, y Donald R. Johnson. British Establishments on the Columbia & the State of the Fur Trade. Fairfield, Wash.: Ye Galleon Press, 1981.
Cita MLA (8a ed.)Ashley, William Henry, y Donald R. Johnson. British Establishments on the Columbia & the State of the Fur Trade. Ye Galleon Press, 1981.
Precaución: Estas citas no son 100% exactas.