APA (7th ed.) Citation

Locklin, D. P. (1944). Economics of transportation (rev. ed.). Business Publ.

Chicago Style (17th ed.) Citation

Locklin, D. Philip. Economics of Transportation. rev. ed. Chicago: Business Publ, 1944.

MLA (9th ed.) Citation

Locklin, D. Philip. Economics of Transportation. rev. ed. Business Publ, 1944.