APA (7th ed.) Citation
Day, A. L., & Allen, E. T. (1935). Hot Springs of the Yellowstone National Park.
Chicago Style (17th ed.) Citation
Day, Arthur Louis, and Eugene Thomas Allen. Hot Springs of the Yellowstone National Park. 1935.
MLA (9th ed.) Citation
Day, Arthur Louis, and Eugene Thomas Allen. Hot Springs of the Yellowstone National Park. 1935.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.