Cita APA (7a ed.)

Union Pacific Railroad Company. (1915). California and the expositions: Yellowstone National Park. How to go and what to see enroute Union Pacific System. Rand McNally.

Cita Chicago Style (17a ed.)

Union Pacific Railroad Company. California and the Expositions: Yellowstone National Park. How to Go and What to See Enroute Union Pacific System. [Chicago: Rand McNally, 1915.

Cita MLA (9a ed.)

Union Pacific Railroad Company. California and the Expositions: Yellowstone National Park. How to Go and What to See Enroute Union Pacific System. Rand McNally, 1915.