MLA

Goetzman, M. W. North West Mounted Police. Dawson Awaiting the Arrival of the Governor General, Aug. 14, 1900. 1902. https://collections.library.yale.edu/catalog/2006025.

APA, 6th edition

Goetzman, M. W. (1902). North West Mounted Police. Dawson awaiting the arrival of the Governor General, Aug. 14, 1900 [Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2006025.