MLA

Harris, Joseph S. (Joseph Smith), 1836-1910. [53] Boundary [Line ?] East Kootenay / Monument--Boundary at "Kootenay West"--Kootenay River. 1848-1903. https://collections.library.yale.edu/catalog/2038395.

APA, 6th edition

Harris, Joseph S. (Joseph Smith), 1836-1910. (1848-1903)[[53] Boundary [Line ?] East Kootenay / Monument--Boundary at "Kootenay West"--Kootenay River]. https://collections.library.yale.edu/catalog/2038395.