Canadian Pacific Railway Conductor Handing Orders to Engineer. Montreal, Quebec, Canada (CPR-360-B)
MLA
Plowden, David. Canadian Pacific Railway Conductor Handing Orders to Engineer. Montreal, Quebec, Canada (CPR-360-B). 1960. https://collections.library.yale.edu/catalog/2041825.
APA, 6th edition
Plowden, D. (1960). Canadian Pacific Railway Conductor Handing Orders to Engineer. Montreal, Quebec, Canada (CPR-360-B). https://collections.library.yale.edu/catalog/2041825.