MLA

Francis, Samuel Dexter, 1814-1891. Journal of life in Vermont : travels in the midwest and Illinois, and a trip across the Plains and life in Oregon / 1841-1862. https://collections.library.yale.edu/catalog/17442397.

APA, 6th edition

Francis, Samuel Dexter, 1814-1891. [Journal of life in Vermont : travels in the midwest and Illinois, and a trip across the Plains and life in Oregon / 1841-1862]. https://collections.library.yale.edu/catalog/17442397.