APA-Zitierstil (7. Ausg.)

Tweedy, F. (1886). Flora of the Yellowstone National Park. Pub. by the author.

Chicago-Zitierstil (17. Ausg.)

Tweedy, Frank. Flora of the Yellowstone National Park. Washington, D. C: Pub. by the author, 1886.

MLA-Zitierstil (9. Ausg.)

Tweedy, Frank. Flora of the Yellowstone National Park. Pub. by the author, 1886.