Headman, L., & O'Neill, S. (2020). Walks on the ground: A tribal history of the Ponca nation. University of Nebraska Press.
芝加哥风格引文Headman, Louis, 与 Sean O'Neill. Walks on the Ground: A Tribal History of the Ponca Nation. Lincoln: University of Nebraska Press, 2020.
MLA引文Headman, Louis, 与 Sean O'Neill. Walks on the Ground: A Tribal History of the Ponca Nation. University of Nebraska Press, 2020.
警告：这些引文格式不一定是100％准确.