Bolt, S. (1990). William Shakespeare, Hamlet (Rev. ed.). Penguin Books.
芝加哥风格引文Bolt, Sydney. William Shakespeare, Hamlet. Rev. ed. London, England ; New York, NY, USA: Penguin Books, 1990.
MLA引文Bolt, Sydney. William Shakespeare, Hamlet. Rev. ed. Penguin Books, 1990.
警告：这些引文格式不一定是100％准确.