Cotton, D., Falvey, D., & Kent, S. (2004). Elementary Business English: Course book. Pearson Education.
芝加哥风格引文Cotton, David, David Falvey, 与 Simon Kent. Elementary Business English: Course Book. Essex: Pearson Education, 2004.
MLA引文Cotton, David, et al. Elementary Business English: Course Book. Pearson Education, 2004.
警告：这些引文格式不一定是100％准确.