APA (7th ed.) Citation

United States. Department of the Interior. (1916). Yellowstone National Park; automobile regulations for season of 1916. GPO.

Chicago Style (17th ed.) Citation

United States. Department of the Interior. Yellowstone National Park; Automobile Regulations for Season of 1916. [Washington]: GPO, 1916.

MLA (9th ed.) Citation

United States. Department of the Interior. Yellowstone National Park; Automobile Regulations for Season of 1916. GPO, 1916.

Warning: These citations may not always be 100% accurate.