APA (7th ed.) Citation

France, L. A., & Halstead, A. (1929). Requirements of Canadian National Railways. [publisher not identified].

Chicago Style (17th ed.) Citation

France, L. A., and Albert Halstead. Requirements of Canadian National Railways. Washington, D.C.: [publisher not identified], 1929.

MLA (9th ed.) Citation

France, L. A., and Albert Halstead. Requirements of Canadian National Railways. [publisher not identified], 1929.