Gray, S. (1992). Hidden laughter: A play ([Acting ed.].). S. French.
芝加哥风格引文Gray, Simon. Hidden Laughter: A Play. [Acting ed.]. New York: S. French, 1992.
MLA引文Gray, Simon. Hidden Laughter: A Play. [Acting ed.]. S. French, 1992.
警告：这些引文格式不一定是100％准确.