APA (7th ed.) Citation

Yellowstone National Park (Agency : U.S.). (2012). Yellowstone. [Yellowstone National Park, National Park Service, U.S. Dept. of the Interior].

Chicago Style (17th ed.) Citation

Yellowstone National Park (Agency : U.S.). Yellowstone. [Yellowstone, WY]: [Yellowstone National Park, National Park Service, U.S. Dept. of the Interior], 2012.

MLA (9th ed.) Citation

Yellowstone National Park (Agency : U.S.). Yellowstone. [Yellowstone National Park, National Park Service, U.S. Dept. of the Interior], 2012.

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