Cita APA (7a ed.)

Headman, L., & O'Neill, S. (2020). Walks on the Ground: A Tribal History of the Ponca Nation. University of Nebraska Press.

Cita Chicago Style (17a ed.)

Headman, Louis, y Sean O'Neill. Walks on the Ground: A Tribal History of the Ponca Nation. Lincoln: University of Nebraska Press, 2020.

Cita MLA (8a ed.)

Headman, Louis, y Sean O'Neill. Walks on the Ground: A Tribal History of the Ponca Nation. University of Nebraska Press, 2020.