Purdy, S. (2021). Flop musicals of the twenty first century (Second edition.). Routledge.
芝加哥风格引文Purdy, Stephen. Flop Musicals of the Twenty First Century. Second edition. Abingdon, Oxon ; New York, NY: Routledge, 2021.
MLA引文Purdy, Stephen. Flop Musicals of the Twenty First Century. Second edition. Routledge, 2021.
警告：这些引文格式不一定是100％准确.