Pettit, A. G. (2005). Mark Twain & the South. The University Press of Kentucky.
芝加哥风格引文Pettit, Arthur G. Mark Twain & the South. Lexington, Kentucky: The University Press of Kentucky, 2005.
MLA引文Pettit, Arthur G. Mark Twain & the South. The University Press of Kentucky, 2005.
警告：这些引文格式不一定是100％准确.