APA引文

Howard, O. (1998). Gen. Henry W. Lawton: A sketch of his long service. Bulletin of the American Historical Collection.

芝加哥风格引文

Howard, O.O. "Gen. Henry W. Lawton: A Sketch of His Long Service." Bulletin of the American Historical Collection 1998.

MLA引文

Howard, O.O. "Gen. Henry W. Lawton: A Sketch of His Long Service." Bulletin of the American Historical Collection, 1998.

警告：这些引文格式不一定是100％准确.