Grant, U. S. (1998). Personal memoirs of U.S. Grant. Digital Scanning.
芝加哥风格引文Grant, Ulysses S. Personal Memoirs of U.S. Grant. Scituate, Mass.: Digital Scanning, 1998.
MLA引文Grant, Ulysses S. Personal Memoirs of U.S. Grant. Digital Scanning, 1998.
警告：这些引文格式不一定是100％准确.