Scofield, J. (1993). Hail, Columbia!: Robert Gray, John Kendrick, and the Pacific fur trade. Oregon Historical Society Press.
Style de citation Chicago (17e éd.)Scofield, John. Hail, Columbia!: Robert Gray, John Kendrick, and the Pacific Fur Trade. Portland, OR: Oregon Historical Society Press, 1993.
Style de citation MLA (8e éd.)Scofield, John. Hail, Columbia!: Robert Gray, John Kendrick, and the Pacific Fur Trade. Oregon Historical Society Press, 1993.
Attention : ces citations peuvent ne pas être correctes à 100%.