APA (7th ed.) Citation

Purdy, H. L. (1972). Transport competition and public policy in Canada. University of British Columbia Press.

Chicago Style (17th ed.) Citation

Purdy, Harry L. Transport Competition and Public Policy in Canada. Vancouver: University of British Columbia Press, 1972.

MLA (9th ed.) Citation

Purdy, Harry L. Transport Competition and Public Policy in Canada. University of British Columbia Press, 1972.