Cita APA (7a ed.)

Baggley, H. A., & McDougall, W. B. (1936). Plants of Yellowstone National Park. Gov. Print. off..

Cita Chicago Style (17a ed.)

Baggley, Herma A., y W. B. McDougall. Plants of Yellowstone National Park. Washington: Gov. Print. off., 1936.

Cita MLA (8a ed.)

Baggley, Herma A., y W. B. McDougall. Plants of Yellowstone National Park. Gov. Print. off., 1936.