O'Casey, S. (1998). Sean O'Casey: Plays two: Plays two. Faber and Faber.
芝加哥风格引文O'Casey, Sean. Sean O'Casey: Plays Two: Plays Two. London: Faber and Faber, 1998.
MLA引文O'Casey, Sean. Sean O'Casey: Plays Two: Plays Two. Faber and Faber, 1998.
警告：这些引文格式不一定是100％准确.