Economic principles of transportation
By: by W. T. Jackman.
Publisher: The University of Toronto press
Published: 1935
Place of publication: Toronto
Language: eng
Number of pages: 891
Subjects: Railroads -- Canada.; Railroads -- United States.; Railroads -- Freight -- Rates -- Canada.; Railroads -- Freight -- Rates -- United States.
Other titles: Transportation, Economic principles of.
Notes: Based on the author's Economics of transportation published in 1926.  cf. Pref.