Bird, J. (2007). Mark Twain and metaphor. University of Missouri Press.
芝加哥风格引文Bird, John. Mark Twain and Metaphor. Columbia: University of Missouri Press, 2007.
MLA引文Bird, John. Mark Twain and Metaphor. University of Missouri Press, 2007.
警告：这些引文格式不一定是100％准确.