Nagle, R., & Saff, E. (2000). Fundamentals of diffential equations (5th.ed.). Addison-Wesley.
芝加哥风格引文Nagle, R.Kent, 与 E.B,.1944- Saff. Fundamentals of Diffential Equations. 5th.ed. Massachusetts: Addison-Wesley, 2000.
MLA引文Nagle, R.Kent, 与 E.B,.1944- Saff. Fundamentals of Diffential Equations. 5th.ed. Addison-Wesley, 2000.
警告：这些引文格式不一定是100％准确.