Clemens, S. L. (1899). The writings of Mark Twain [pseud.] (Author's National ed.). Harper and Brothers.
芝加哥风格引文Clemens, Samuel Langhorne. The Writings of Mark Twain [pseud.]. Author's National ed. New York: Harper and Brothers, 1899.
MLA引文Clemens, Samuel Langhorne. The Writings of Mark Twain [pseud.]. Author's National ed. Harper and Brothers, 1899.
警告：这些引文格式不一定是100％准确.