Sullivan, M., & Sullivan, M. 1. J. 2. (2003). Precalculus: Enhanced with graphing utilities (3rd ed.). Prentice Hall.
芝加哥风格引文Sullivan, Michael, 与 Michael 1967 July 2- Sullivan. Precalculus: Enhanced with Graphing Utilities. 3rd ed. Upper Saddle River, N.J: Prentice Hall, 2003.
MLA引文Sullivan, Michael, 与 Michael 1967 July 2- Sullivan. Precalculus: Enhanced with Graphing Utilities. 3rd ed. Prentice Hall, 2003.
警告：这些引文格式不一定是100％准确.