Douglas, D., Wilks, W., & Hutchinson, H. R. (1914). Journal kept by David Douglas during his travels in North America, 1823-1827: Together with a particular description of thirty-three species of American oaks and eighteen species of Pinus, with appendices containing a list of the plants introduced by Douglas and an account of his death in 1834. W. Wesley.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Douglas, David, W. Wilks, và H. R. Hutchinson. Journal Kept by David Douglas During His Travels in North America, 1823-1827: Together with a Particular Description of Thirty-three Species of American Oaks and Eighteen Species of Pinus, with Appendices Containing a List of the Plants Introduced by Douglas and an Account of His Death in 1834. London: W. Wesley, 1914.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Douglas, David, et al. Journal Kept by David Douglas During His Travels in North America, 1823-1827: Together with a Particular Description of Thirty-three Species of American Oaks and Eighteen Species of Pinus, with Appendices Containing a List of the Plants Introduced by Douglas and an Account of His Death in 1834. W. Wesley, 1914.