Cita APA (7th ed.)
Nagle, R. K., Saff, E. B., & Snider, A. D. (2012). Fundamentals of differential equations (8th ed.). Addison-Wesley.
Cita Chicago (17th ed.)
Nagle, R. Kent, Edward B. Saff, i Arthur David Snider. Fundamentals of Differential Equations. 8th ed. Boston: Addison-Wesley, 2012.
Cita MLA (9th ed.)
Nagle, R. Kent, et al. Fundamentals of Differential Equations. 8th ed. Addison-Wesley, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.