APA (7th ed.) Citation

Hubbard, H. A. (1934). A chapter in early Arizona transportation history: The Arizona narrow gauge railroad company. University of Arizona.

Chicago Style (17th ed.) Citation

Hubbard, Howard Archibald. A Chapter in Early Arizona Transportation History: The Arizona Narrow Gauge Railroad Company. Tucson, Ariz.: University of Arizona, 1934.

MLA (9th ed.) Citation

Hubbard, Howard Archibald. A Chapter in Early Arizona Transportation History: The Arizona Narrow Gauge Railroad Company. University of Arizona, 1934.