MLA

of the Interior, Canada. Department. Map of Yukon District [Cartographic Material] : with the Adjacent Northern Part of British Columbia. Department of the Interior, 1903. https://collections.library.yale.edu/catalog/15536382.

APA, 6th edition

of the Interior, C. D. (1903). Map of Yukon District [cartographic material] : with the adjacent northern part of British Columbia. [Maps]. Department of the Interior, https://collections.library.yale.edu/catalog/15536382.