Aerial survey map of Western Nova Scotia (preliminary edition) / compiled, drawn, and printed at the office Topographical Survey of Canada.

Chicago citation style
Canada. Topographical Survey. Aerial survey map of Western Nova Scotia (preliminary edition) / compiled, drawn, and printed at the office Topographical Survey of Canada.. 1925. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/3067. (Accessed January 21, 2020.)
APA citation style
Canada. Topographical Survey, (1925) Aerial survey map of Western Nova Scotia (preliminary edition) / compiled, drawn, and printed at the office Topographical Survey of Canada.. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/3067
MLA citation style
Canada. Topographical Survey. Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/3067>.
Note: These citations are programmatically generated and may be incomplete.