Shamas, L. A. (2007). "We three": The mythology of Shakespeare's weird sisters. P. Lang.
芝加哥风格引文Shamas, Laura Annawyn. "We Three": The Mythology of Shakespeare's Weird Sisters. New York: P. Lang, 2007.
MLA引文Shamas, Laura Annawyn. "We Three": The Mythology of Shakespeare's Weird Sisters. P. Lang, 2007.
警告：这些引文格式不一定是100％准确.