King, A. C., Billingham, J., & Otto, S. R. (2003). Differential equations: Linear, nonlinear, ordinary, partial. Cambridge University Press.
Cita Chicago (17th ed.)King, A. C., J. Billingham, i S. R. Otto. Differential Equations: Linear, Nonlinear, Ordinary, Partial. Cambridge ; New York: Cambridge University Press, 2003.
Cita MLA (8th ed.)King, A. C., et al. Differential Equations: Linear, Nonlinear, Ordinary, Partial. Cambridge University Press, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.