Demana, F. D. (2001). Precalculus: Functions and graphs (4th ed.). Addison Wesley Longman.
芝加哥风格引文Demana, Franklin D. Precalculus: Functions and Graphs. 4th ed. Reading, Mass: Addison Wesley Longman, 2001.
MLA引文Demana, Franklin D. Precalculus: Functions and Graphs. 4th ed. Addison Wesley Longman, 2001.
警告：这些引文格式不一定是100％准确.